Quarterly report pursuant to Section 13 or 15(d)

LOANS / LEASES AND ALLOWANCE FOR CREDIT LOSSES (TDR 1) (Details)

v3.3.1.900
LOANS / LEASES AND ALLOWANCE FOR CREDIT LOSSES (TDR 1) (Details)
3 Months Ended 9 Months Ended
Sep. 30, 2015
USD ($)
contract
Sep. 30, 2014
USD ($)
contract
Sep. 30, 2015
USD ($)
contract
Sep. 30, 2014
USD ($)
contract
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 4 17    
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 111,000 $ 647,000    
Financial effects of modification $ 3,000 $ 33,000    
Number of redefaulted contracts, actual | contract 72 93 218 293
Ending balance of redefaulted TDRs $ 6,716,000 $ 7,632,000 $ 24,941,000 $ 21,321,000
Interest Rate Reduction        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 1 1    
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 96,000 $ 0    
Financial effects of modification $ 3,000 $ 0    
Amortization Or Maturity Date Change        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 1 14    
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 2,000 $ 642,000    
Financial effects of modification $ 0 $ 33,000    
Chapter 7 Bankruptcy        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 2 2    
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 13,000 $ 5,000    
Financial effects of modification $ 0 $ 0    
Other Concession        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 0    
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 0    
Financial effects of modification $ 0 $ 0    
Commercial and industrial owner occupied        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 60 30 167 86
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 29,433,000 $ 12,013,000 $ 77,248,000 $ 23,946,000
Financial effects of modification $ 303,000 $ 132,000 $ (1,830,000) $ 56,000
Number of redefaulted contracts, actual | contract 2 2 5 5
Ending balance of redefaulted TDRs $ 328,000 $ 388,000 $ 900,000 $ 1,018,000
Commercial and industrial owner occupied | Interest Rate Reduction        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 2 3 17
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 360,000 $ 235,000 $ 2,141,000
Financial effects of modification $ 0 $ 0 $ (2,000) $ 21,000
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Commercial and industrial owner occupied | Amortization Or Maturity Date Change        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 60 27 161 64
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 29,433,000 $ 11,562,000 $ 76,400,000 $ 19,899,000
Financial effects of modification $ 303,000 $ 132,000 $ (1,799,000) $ 70,000
Number of redefaulted contracts, actual | contract 2 2 5 4
Ending balance of redefaulted TDRs $ 328,000 $ 388,000 $ 900,000 $ 788,000
Commercial and industrial owner occupied | Other Concession        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 1 3 5
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 91,000 $ 613,000 $ 1,906,000
Financial effects of modification $ 0 $ 0 $ (29,000) $ (35,000)
Number of redefaulted contracts, actual | contract 0 0 0 1
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 230,000
Other commercial and industrial        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 161 86 442 224
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 105,350,000 $ 40,711,000 $ 370,522,000 $ 146,242,000
Financial effects of modification $ 4,520,000 $ (222,000) $ (76,505,000) $ (1,855,000)
Number of redefaulted contracts, actual | contract 11 3 22 10
Ending balance of redefaulted TDRs $ 964,000 $ 88,000 $ 2,677,000 $ 1,132,000
Other commercial and industrial | Interest Rate Reduction        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual 2 2 7 21
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 89,000 $ 4,076,000 $ 524,000 $ 49,557,000
Financial effects of modification $ (7,000) $ (14,000) $ 3,000 $ (1,936,000)
Number of redefaulted contracts, actual | contract 0 0 1 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 27,000 $ 0
Other commercial and industrial | Amortization Or Maturity Date Change        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 157 78 427 187
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 104,923,000 $ 35,952,000 $ 341,148,000 $ 89,331,000
Financial effects of modification $ 4,523,000 $ (202,000) $ (76,078,000) $ 156,000
Number of redefaulted contracts, actual | contract 11 3 21 10
Ending balance of redefaulted TDRs $ 964,000 $ 88,000 $ 2,650,000 $ 1,132,000
Other commercial and industrial | Other Concession        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 2 6 8 16
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 338,000 $ 683,000 $ 28,850,000 $ 7,354,000
Financial effects of modification $ 4,000 $ (6,000) $ (430,000) $ (75,000)
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Commercial real estate retail properties        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 8 8 21 30
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 4,360,000 $ 2,121,000 $ 16,990,000 $ 49,141,000
Financial effects of modification $ (125,000) $ (5,000) $ (1,669,000) $ 200,000
Number of redefaulted contracts, actual | contract 0 0 2 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 6,529,000 $ 0
Commercial real estate retail properties | Interest Rate Reduction        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 1 1 4
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 124,000 $ 1,657,000 $ 11,229,000
Financial effects of modification $ 0 $ (1,000) $ (11,000) $ 420,000
Number of redefaulted contracts, actual | contract 0 0 1 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 47,000 $ 0
Commercial real estate retail properties | Amortization Or Maturity Date Change        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 8 7 20 17
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 4,360,000 $ 1,997,000 $ 15,333,000 $ 24,147,000
Financial effects of modification $ (125,000) $ (4,000) $ (1,658,000) $ (185,000)
Number of redefaulted contracts, actual | contract 0 0 1 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 6,482,000 $ 0
Commercial real estate retail properties | Other Concession        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 0 0 9
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 0 $ 0 $ 13,765,000
Financial effects of modification $ 0 $ 0 $ 0 $ (35,000)
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Commercial real estate Multi family        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 6 21 45 47
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 1,296,000 $ 8,938,000 $ 11,838,000 $ 14,358,000
Financial effects of modification $ 320,000 $ (82,000) $ 285,000 $ (23,000)
Number of redefaulted contracts, actual | contract 3 1 11 2
Ending balance of redefaulted TDRs $ 583,000 $ 138,000 $ 1,494,000 $ 350,000
Commercial real estate Multi family | Interest Rate Reduction        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 9 1 20
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 2,744,000 $ 90,000 $ 3,484,000
Financial effects of modification $ 0 $ (75,000) $ 0 $ (75,000)
Number of redefaulted contracts, actual | contract 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0
Commercial real estate Multi family | Amortization Or Maturity Date Change        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 6 9 36 20
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 1,296,000 $ 5,724,000 $ 11,532,000 $ 6,104,000
Financial effects of modification $ 320,000 $ (3,000) $ 291,000 $ (5,000)
Number of redefaulted contracts, actual | contract 2 1 10 2
Ending balance of redefaulted TDRs $ 443,000 $ 138,000 $ 1,354,000 $ 350,000
Commercial real estate Multi family | Other Concession        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 3 8 7
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 470,000 $ 216,000 $ 4,770,000
Financial effects of modification $ 0 $ (4,000) $ (6,000) $ 57,000
Number of redefaulted contracts, actual | contract 1 0 1 0
Ending balance of redefaulted TDRs $ 140,000 $ 0 $ 140,000 $ 0
Commercial real estate office        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 8 7 21 23
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 26,615,000 $ 13,139,000 $ 57,718,000 $ 47,387,000
Financial effects of modification $ 184,000 $ 321,000 $ 255,000 $ (3,521,000)
Number of redefaulted contracts, actual | contract 1 0 3 1
Ending balance of redefaulted TDRs $ 1,596,000 $ 0 $ 2,984,000 $ 493,000
Commercial real estate office | Interest Rate Reduction        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 1 0 1 2
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 356,000 $ 0 $ 356,000 $ 120,000
Financial effects of modification $ 6,000 $ 0 $ 7,000 $ (1,000)
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Commercial real estate office | Amortization Or Maturity Date Change        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 7 6 19 16
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 26,259,000 $ 2,575,000 $ 57,332,000 $ 11,791,000
Financial effects of modification $ 178,000 $ (7,000) $ 250,000 $ (367,000)
Number of redefaulted contracts, actual | contract 1 0 3 1
Ending balance of redefaulted TDRs $ 1,596,000 $ 0 $ 2,984,000 $ 493,000
Commercial real estate office | Other Concession        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 1 1 5
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 10,564,000 $ 30,000 $ 35,476,000
Financial effects of modification $ 0 $ 328,000 $ (2,000) $ (3,153,000)
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Commercial real estate Industrial and warehouse        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 4 9 9 17
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 2,692,000 $ 3,610,000 $ 5,078,000 $ 12,189,000
Financial effects of modification $ (30,000) $ (45,000) $ 61,000 $ 167,000
Number of redefaulted contracts, actual | contract 0 1 0 1
Ending balance of redefaulted TDRs $ 0 $ 1,339,000 $ 0 $ 1,339,000
Commercial real estate Industrial and warehouse | Interest Rate Reduction        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 0 0 2
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 0 $ 0 $ 4,046,000
Financial effects of modification $ 0 $ 0 $ 0 $ 0
Number of redefaulted contracts, actual | contract 0 1 0 1
Ending balance of redefaulted TDRs $ 0 $ 1,339,000 $ 0 $ 1,339,000
Commercial real estate Industrial and warehouse | Amortization Or Maturity Date Change        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 4 9 9 14
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 2,692,000 $ 3,610,000 $ 5,078,000 $ 7,166,000
Financial effects of modification $ (30,000) $ (45,000) $ 61,000 $ 167,000
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Commercial real estate Industrial and warehouse | Other Concession        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 0 0 1
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 0 $ 0 $ 977,000
Financial effects of modification $ 0 $ 0 $ 0 $ 0
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Other commercial real estate        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 5 6 24 57
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 934,000 $ 1,967,000 $ 8,899,000 $ 80,917,000
Financial effects of modification $ 40,000 $ 89,000 $ 44,000 $ (2,636,000)
Number of redefaulted contracts, actual | contract 1 1 1 2
Ending balance of redefaulted TDRs $ 93,000 $ 197,000 $ 93,000 $ 758,000
Other commercial real estate | Interest Rate Reduction        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 3 0 8
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 205,000 $ 0 $ 5,224,000
Financial effects of modification $ 0 $ 95,000 $ 0 $ 146,000
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Other commercial real estate | Amortization Or Maturity Date Change        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 5 3 22 47
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 934,000 $ 1,762,000 $ 8,665,000 $ 74,767,000
Financial effects of modification $ 40,000 $ (6,000) $ 66,000 $ (2,781,000)
Number of redefaulted contracts, actual | contract 1 1 1 2
Ending balance of redefaulted TDRs $ 93,000 $ 197,000 $ 93,000 $ 758,000
Other commercial real estate | Other Concession        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 0 2 2
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 0 $ 234,000 $ 926,000
Financial effects of modification $ 0 $ 0 $ (22,000) $ (1,000)
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Automobile Loan        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 737 553 1,864 2,088
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 6,036,000 $ 4,150,000 $ 13,923,000 $ 14,176,000
Financial effects of modification $ 241,000 $ 70,000 $ 658,000 $ 64,000
Number of redefaulted contracts, actual | contract 14 18 41 81
Ending balance of redefaulted TDRs $ 109,000 $ 175,000 $ 435,000 $ 588,000
Automobile Loan | Interest Rate Reduction        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 5 7 30 55
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 6,000 $ 199,000 $ 48,000 $ 627,000
Financial effects of modification $ 0 $ 2,000 $ 2,000 $ 10,000
Number of redefaulted contracts, actual | contract 0 0 1 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 4,000 $ 0
Automobile Loan | Amortization Or Maturity Date Change        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 401 381 1,213 1,550
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 3,445,000 $ 2,531,000 $ 8,929,000 $ 9,758,000
Financial effects of modification $ 157,000 $ 34,000 $ 411,000 $ 61,000
Number of redefaulted contracts, actual | contract 12 13 24 39
Ending balance of redefaulted TDRs $ 99,000 $ 144,000 $ 298,000 $ 326,000
Automobile Loan | Chapter 7 Bankruptcy        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 331 165 621 483
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 2,585,000 $ 1,420,000 $ 4,946,000 $ 3,791,000
Financial effects of modification $ 84,000 $ 34,000 $ 245,000 $ (7,000)
Number of redefaulted contracts, actual | contract 2 5 16 42
Ending balance of redefaulted TDRs $ 10,000 $ 31,000 $ 133,000 $ 262,000
Automobile Loan | Other Concession        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 0 0 0
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 0 $ 0 $ 0
Financial effects of modification $ 0 $ 0 $ 0 $ 0
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Residential Mortgage        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 304 105 581 457
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 32,381,000 $ 11,544,000 $ 64,160,000 $ 57,869,000
Financial effects of modification $ (146,000) $ 101,000 $ (528,000) $ 1,012,000
Number of redefaulted contracts, actual | contract 24 31 55 101
Ending balance of redefaulted TDRs $ 2,112,000 $ 3,425,000 $ 5,163,000 $ 10,774,000
Residential Mortgage | Interest Rate Reduction        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 3 7 12 22
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 686,000 $ 633,000 $ 1,423,000 $ 2,866,000
Financial effects of modification $ (4,000) $ 10,000 $ (60,000) $ (14,000)
Number of redefaulted contracts, actual | contract 2 1 3 4
Ending balance of redefaulted TDRs $ 178,000 $ 118,000 $ 239,000 $ 468,000
Residential Mortgage | Amortization Or Maturity Date Change        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 261 64 454 281
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 27,553,000 $ 7,723,000 $ 50,827,000 $ 39,025,000
Financial effects of modification $ (147,000) $ (37,000) $ (342,000) $ 518,000
Number of redefaulted contracts, actual | contract 19 20 45 64
Ending balance of redefaulted TDRs $ 1,624,000 $ 2,300,000 $ 4,225,000 $ 7,354,000
Residential Mortgage | Chapter 7 Bankruptcy        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 37 33 106 150
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 3,888,000 $ 3,082,000 $ 10,948,000 $ 15,573,000
Financial effects of modification $ 5,000 $ 128,000 $ (126,000) $ 503,000
Number of redefaulted contracts, actual | contract 3 10 7 33
Ending balance of redefaulted TDRs $ 310,000 $ 1,007,000 $ 699,000 $ 2,952,000
Residential Mortgage | Other Concession        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 3 1 9 4
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 254,000 $ 106,000 $ 962,000 $ 405,000
Financial effects of modification $ 0 $ 0 $ 0 $ 5,000
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Home equity secured by first-lien other        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 108 122 291 395
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 7,951,000 $ 10,236,000 $ 23,428,000 $ 31,788,000
Financial effects of modification $ (12,000) $ (170,000) $ (438,000) $ 203,000
Number of redefaulted contracts, actual | contract 6 13 34 31
Ending balance of redefaulted TDRs $ 497,000 $ 1,280,000 $ 2,836,000 $ 2,973,000
Home equity secured by first-lien other | Interest Rate Reduction        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 11 29 32 124
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 800,000 $ 2,730,000 $ 3,379,000 $ 10,696,000
Financial effects of modification $ 36,000 $ 42,000 $ 104,000 $ 646,000
Number of redefaulted contracts, actual | contract 3 1 4 3
Ending balance of redefaulted TDRs $ 232,000 $ 39,000 $ 387,000 $ 202,000
Home equity secured by first-lien other | Amortization Or Maturity Date Change        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 57 69 171 204
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 4,863,000 $ 5,518,000 $ 14,906,000 $ 16,682,000
Financial effects of modification $ (147,000) $ (316,000) $ (775,000) $ (647,000)
Number of redefaulted contracts, actual | contract 0 6 4 14
Ending balance of redefaulted TDRs $ 0 $ 998,000 $ 258,000 $ 1,928,000
Home equity secured by first-lien other | Chapter 7 Bankruptcy        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 40 24 88 67
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 2,288,000 $ 1,988,000 $ 5,143,000 $ 4,410,000
Financial effects of modification $ 99,000 $ 104,000 $ 233,000 $ 204,000
Number of redefaulted contracts, actual | contract 3 6 26 14
Ending balance of redefaulted TDRs $ 265,000 $ 243,000 $ 2,191,000 $ 843,000
Home equity secured by first-lien other | Other Concession        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 0 0 0
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 0 $ 0 $ 0
Financial effects of modification $ 0 $ 0 $ 0 $ 0
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Home equity secured by junior-lien        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 432 464 1,314 1,368
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 14,832,000 $ 17,162,000 $ 51,190,000 $ 49,682,000
Financial effects of modification $ (970,000) $ (1,415,000) $ (4,255,000) $ (3,399,000)
Number of redefaulted contracts, actual | contract 10 23 44 59
Ending balance of redefaulted TDRs $ 434,000 $ 602,000 $ 1,830,000 $ 1,896,000
Home equity secured by junior-lien | Interest Rate Reduction        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 7 3 15 171
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 301,000 $ 320,000 $ 650,000 $ 6,142,000
Financial effects of modification $ 24,000 $ 15,000 $ 45,000 $ 185,000
Number of redefaulted contracts, actual | contract 1 0 3 0
Ending balance of redefaulted TDRs $ 214,000 $ 0 $ 411,000 $ 0
Home equity secured by junior-lien | Amortization Or Maturity Date Change        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 364 412 1,130 1,045
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 13,979,000 $ 16,092,000 $ 48,563,000 $ 41,177,000
Financial effects of modification $ (2,029,000) $ (2,140,000) $ (7,580,000) $ (5,732,000)
Number of redefaulted contracts, actual | contract 7 8 27 22
Ending balance of redefaulted TDRs $ 220,000 $ 578,000 $ 1,018,000 $ 1,276,000
Home equity secured by junior-lien | Chapter 7 Bankruptcy        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 61 49 169 152
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 552,000 $ 750,000 $ 1,977,000 $ 2,363,000
Financial effects of modification $ 1,035,000 $ 710,000 $ 3,280,000 $ 2,148,000
Number of redefaulted contracts, actual | contract 2 15 14 37
Ending balance of redefaulted TDRs $ 0 $ 24,000 $ 401,000 $ 620,000
Home equity secured by junior-lien | Other Concession        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 0 0 0 0
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 0 $ 0 $ 0 $ 0
Financial effects of modification $ 0 $ 0 $ 0 $ 0
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Other Consumer loan        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract     15 66
Financing Receivable, Modifications, Post-Modification Recorded Investment     $ 284,000 $ 2,223,000
Financial effects of modification     $ 18,000 $ (40,000)
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Other Consumer loan | Interest Rate Reduction        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract     1 1
Financing Receivable, Modifications, Post-Modification Recorded Investment     $ 96,000 $ 0
Financial effects of modification     $ 3,000 $ 0
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Other Consumer loan | Amortization Or Maturity Date Change        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract     7 44
Financing Receivable, Modifications, Post-Modification Recorded Investment     $ 130,000 $ 1,777,000
Financial effects of modification     $ 6,000 $ 11,000
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Other Consumer loan | Chapter 7 Bankruptcy        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract     7 21
Financing Receivable, Modifications, Post-Modification Recorded Investment     $ 58,000 $ 446,000
Financial effects of modification     $ 9,000 $ (51,000)
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Other Consumer loan | Other Concession        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract     0 0
Financing Receivable, Modifications, Post-Modification Recorded Investment     $ 0 $ 0
Financial effects of modification     $ 0 $ 0
Number of redefaulted contracts, actual | contract 0 0 0 0
Ending balance of redefaulted TDRs $ 0 $ 0 $ 0 $ 0
Total Loan Portfolio [Member]        
Financing Receivable, Modifications [Line Items]        
Number of Contracts, actual | contract 1,837 1,428 4,794 4,858
Financing Receivable, Modifications, Post-Modification Recorded Investment $ 231,991,000 $ 126,238,000 $ 701,278,000 $ 529,918,000
Financial effects of modification $ 4,328,000 $ (1,193,000) $ (83,904,000) $ (9,772,000)