Quarterly report pursuant to Section 13 or 15(d)

Available-for-Sale and Other Securities (Maturities/Unrealized) (Details)

v2.4.0.6
Available-for-Sale and Other Securities (Maturities/Unrealized) (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Investment maturity date range    
Fair Value, Total $ 182,059 $ 194,062
Available-for-sale and other securities 7,778,568 8,078,014
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Unrealized Gross Losses (127,731) (165,080)
Available-for-sale and other securities 7,778,568 8,078,014
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 96,010 1,294,714
Total temporarily impaired securities, less than 12 months, Unrealized Losses 204 13,478
Total temporarily impaired securities, over 12 months, Fair Value 453,716 385,035
Total temporarily impaired securities, over 12 months, Unrealized Losses 127,527 151,602
Total temporarily impaired securities, Fair Value 549,726 1,679,749
Total investment securities, Unrealized Gross Losses (127,731) (165,080)
U.S. Treasury [Member]
    
Investment maturity date range    
Amortized Cost, Under 1 year 0 0
Fair Value, Under 1 year 0 0
Amortized Cost, 1-5 years 51,280 51,773
Fair Value, 1-5 years 52,030 52,672
Amortized Cost, 6-10 years 508 509
Fair Value, 6-10 years 541 532
Amortized Cost, Over 10 years 0 0
Fair Value, Over 10 years 0 0
Amortized Cost, Total 51,788 52,282
Fair Value, Total 52,571 53,204
Total investment securities, Amortized Cost 51,788 52,282
Available-for-sale and other securities 52,571 53,204
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 51,788 52,282
Total investment securities, Unrealized Gross Gains 783 922
Total investment securities, Unrealized Gross Losses 0 0
Available-for-sale and other securities 52,571 53,204
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 0 0
Total temporarily impaired securities, less than 12 months, Unrealized Losses 0 0
Total temporarily impaired securities, over 12 months, Fair Value 0 0
Total temporarily impaired securities, over 12 months, Unrealized Losses 0 0
Total temporarily impaired securities, Fair Value 0 0
Total investment securities, Unrealized Gross Losses 0 0
Total U.S. Government backed agencies [Member]
    
Investment maturity date range    
Amortized Cost, Total 4,854,496 5,155,631
Fair Value, Total 4,985,320 5,253,640
Total investment securities, Amortized Cost 4,854,496 5,155,631
Available-for-sale and other securities 4,985,320 5,253,640
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 4,854,496 5,155,631
Total investment securities, Unrealized Gross Gains 131,051 100,009
Total investment securities, Unrealized Gross Losses (227) (2,000)
Available-for-sale and other securities 4,985,320 5,253,640
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 12,959 420,684
Total temporarily impaired securities, less than 12 months, Unrealized Losses 112 2,000
Total temporarily impaired securities, over 12 months, Fair Value 38,500 0
Total temporarily impaired securities, over 12 months, Unrealized Losses 115 0
Total temporarily impaired securities, Fair Value 51,459 420,684
Total investment securities, Unrealized Gross Losses (227) (2,000)
Automobile Asset Backed securities [Member]
    
Investment maturity date range    
Fair Value, Total 33,000 145,000
Federal agencies - mortgage backed securities [Member]
    
Investment maturity date range    
Amortized Cost, Under 1 year 2 0
Fair Value, Under 1 year 2 0
Amortized Cost, 1-5 years 193,873 218,410
Fair Value, 1-5 years 197,245 219,055
Amortized Cost, 6-10 years 453,302 400,105
Fair Value, 6-10 years 471,319 409,521
Amortized Cost, Over 10 years 3,802,732 3,760,108
Fair Value, Over 10 years 3,900,036 3,836,316
Total investment securities, Amortized Cost 4,449,909 4,378,623
Available-for-sale and other securities 4,568,602 4,464,892
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 4,449,909 4,378,623
Total investment securities, Unrealized Gross Gains 118,918 88,266
Total investment securities, Unrealized Gross Losses (225) (1,997)
Available-for-sale and other securities 4,568,602 4,464,892
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 11,543 417,614
Total temporarily impaired securities, less than 12 months, Unrealized Losses 110 1,997
Total temporarily impaired securities, over 12 months, Fair Value 38,500 0
Total temporarily impaired securities, over 12 months, Unrealized Losses 115 0
Total temporarily impaired securities, Fair Value 50,043 417,614
Total investment securities, Unrealized Gross Losses (225) (1,997)
Federal agencies - mortgage backed securities [Member] | Total U.S. Government backed agencies [Member]
    
Investment maturity date range    
Amortized Cost, Total 4,449,909 4,378,623
Fair Value, Total 4,568,602 4,464,892
Private label CMO [Member]
    
Investment maturity date range    
Amortized Cost, Under 1 year 0 0
Fair Value, Under 1 year 0 0
Amortized Cost, 1-5 years 0 0
Fair Value, 1-5 years 0 0
Amortized Cost, 6-10 years 8,560 11,740
Fair Value, 6-10 years 8,702 11,783
Amortized Cost, Over 10 years 71,945 72,858
Fair Value, Over 10 years 67,080 60,581
Amortized Cost, Total 80,505 84,598
Fair Value, Total 75,782 72,364
Total investment securities, Amortized Cost 80,505 84,598
Available-for-sale and other securities 75,782 72,364
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 80,505 84,598
Total investment securities, Unrealized Gross Gains 1,091 347
Total investment securities, Unrealized Gross Losses (5,814) (12,581)
Available-for-sale and other securities 75,782 72,364
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 24,092 11,613
Total temporarily impaired securities, less than 12 months, Unrealized Losses 0 48
Total temporarily impaired securities, over 12 months, Fair Value 36,014 51,039
Total temporarily impaired securities, over 12 months, Unrealized Losses 5,814 12,533
Total temporarily impaired securities, Fair Value 60,106 62,652
Total investment securities, Unrealized Gross Losses (5,814) (12,581)
Other Federal Agencies [Member]
    
Investment maturity date range    
Amortized Cost, Under 1 year 2,499 101,346
Fair Value, Under 1 year 2,558 101,656
Amortized Cost, 1-5 years 303,776 611,047
Fair Value, 1-5 years 313,516 620,639
Amortized Cost, 6-10 years 46,524 12,333
Fair Value, 6-10 years 48,073 13,249
Amortized Cost, Over 10 years 0 0
Fair Value, Over 10 years 0 0
Amortized Cost, Total 352,799 724,726
Fair Value, Total 364,147 735,544
Total investment securities, Amortized Cost 352,799 724,726
Available-for-sale and other securities 364,147 735,544
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 352,799 724,726
Total investment securities, Unrealized Gross Gains 11,350 10,821
Total investment securities, Unrealized Gross Losses (2) (3)
Available-for-sale and other securities 364,147 735,544
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 1,416 3,070
Total temporarily impaired securities, less than 12 months, Unrealized Losses 2 3
Total temporarily impaired securities, over 12 months, Fair Value 0 0
Total temporarily impaired securities, over 12 months, Unrealized Losses 0 0
Total temporarily impaired securities, Fair Value 1,416 3,070
Total investment securities, Unrealized Gross Losses (2) (3)
Municipal securities [Member]
    
Investment maturity date range    
Amortized Cost, Under 1 year 276 0
Fair Value, Under 1 year 277 0
Amortized Cost, 1-5 years 175,839 186,250
Fair Value, 1-5 years 181,037 190,228
Amortized Cost, 6-10 years 195,193 98,801
Fair Value, 6-10 years 203,733 104,857
Amortized Cost, Over 10 years 89,385 109,811
Fair Value, Over 10 years 90,578 112,641
Amortized Cost, Total 460,693 394,862
Fair Value, Total 475,625 407,726
Total investment securities, Amortized Cost 460,693 394,862
Available-for-sale and other securities 475,625 407,726
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 460,693 394,862
Total investment securities, Unrealized Gross Gains 14,960 12,889
Total investment securities, Unrealized Gross Losses (28) (25)
Available-for-sale and other securities 475,625 407,726
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 27,851 6,667
Total temporarily impaired securities, less than 12 months, Unrealized Losses 28 1
Total temporarily impaired securities, over 12 months, Fair Value 0 7,311
Total temporarily impaired securities, over 12 months, Unrealized Losses 0 24
Total temporarily impaired securities, Fair Value 27,851 13,978
Total investment securities, Unrealized Gross Losses (28) (25)
Other Asset Backed Securities [Member]
    
Investment maturity date range    
Amortized Cost, Under 1 year 0 0
Fair Value, Under 1 year 0 0
Amortized Cost, 1-5 years 567,975 644,080
Fair Value, 1-5 years 576,772 646,315
Amortized Cost, 6-10 years 204,519 197,940
Fair Value, 6-10 years 210,504 199,075
Amortized Cost, Over 10 years 306,293 258,270
Fair Value, Over 10 years 186,343 121,698
Amortized Cost, Total 1,078,787 1,100,290
Fair Value, Total 973,619 967,088
Total investment securities, Amortized Cost 1,078,787 1,100,290
Available-for-sale and other securities 973,619 967,088
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 1,078,787 1,100,290
Total investment securities, Unrealized Gross Gains 15,768 3,925
Total investment securities, Unrealized Gross Losses (120,936) (137,127)
Available-for-sale and other securities 973,619 967,088
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 0 252,671
Total temporarily impaired securities, less than 12 months, Unrealized Losses 0 547
Total temporarily impaired securities, over 12 months, Fair Value 103,406 113,663
Total temporarily impaired securities, over 12 months, Unrealized Losses 120,936 136,580
Total temporarily impaired securities, Fair Value 103,406 366,334
Total investment securities, Unrealized Gross Losses (120,936) (137,127)
Covered Bonds [Member]
    
Investment maturity date range    
Amortized Cost, Under 1 year 0 0
Fair Value, Under 1 year 0 0
Amortized Cost, 1-5 years 282,448 510,937
Fair Value, 1-5 years 291,965 504,045
Amortized Cost, 6-10 years 0 0
Fair Value, 6-10 years 0 0
Amortized Cost, Over 10 years 0 0
Fair Value, Over 10 years 0 0
Amortized Cost, Total 282,448 510,937
Fair Value, Total 291,965 504,045
Total investment securities, Amortized Cost 282,448 510,937
Available-for-sale and other securities 291,965 504,045
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 282,448 510,937
Total investment securities, Unrealized Gross Gains 9,517 860
Total investment securities, Unrealized Gross Losses 0 (7,752)
Available-for-sale and other securities 291,965 504,045
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 0 363,694
Total temporarily impaired securities, less than 12 months, Unrealized Losses 0 7,214
Total temporarily impaired securities, over 12 months, Fair Value 0 14,684
Total temporarily impaired securities, over 12 months, Unrealized Losses 0 538
Total temporarily impaired securities, Fair Value 0 378,378
Total investment securities, Unrealized Gross Losses 0 (7,752)
Corporate debt [Member]
    
Investment maturity date range    
Amortized Cost, Under 1 year 27,439 501
Fair Value, Under 1 year 27,808 518
Amortized Cost, 1-5 years 480,902 383,909
Fair Value, 1-5 years 488,622 379,657
Amortized Cost, 6-10 years 121,962 148,896
Fair Value, 6-10 years 126,535 148,708
Amortized Cost, Over 10 years 10,154 0
Fair Value, Over 10 years 10,324 0
Amortized Cost, Total 640,457 533,306
Fair Value, Total 653,289 528,883
Total investment securities, Amortized Cost 640,457 533,306
Available-for-sale and other securities 653,289 528,883
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 640,457 533,306
Total investment securities, Unrealized Gross Gains 13,509 891
Total investment securities, Unrealized Gross Losses (677) (5,314)
Available-for-sale and other securities 653,289 528,883
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 31,108 237,401
Total temporarily impaired securities, less than 12 months, Unrealized Losses 64 3,652
Total temporarily impaired securities, over 12 months, Fair Value 274,387 198,338
Total temporarily impaired securities, over 12 months, Unrealized Losses 613 1,662
Total temporarily impaired securities, Fair Value 305,495 435,739
Total investment securities, Unrealized Gross Losses (677) (5,314)
Other Securities [Member]
    
Investment maturity date range    
Amortized Cost, Under 1 year 3,150 1,900
Fair Value, Under 1 year 3,146 1,900
Amortized Cost, 1-5 years 750 2,250
Fair Value, 1-5 years 750 2,234
Amortized Cost, 6-10 years 0 0
Fair Value, 6-10 years 0 0
Amortized Cost, Over 10 years 0 0
Fair Value, Over 10 years 0 0
Amortized Cost, Total 322,657 344,330
Fair Value, Total 322,968 344,268
Non-marketable equity securities, Amortized Cost Non-marketable equity securities, Amortized Cost 301,464 286,515
Marketable equity securities, Amortized Cost 17,293 53,665
Total investment securities, Amortized Cost 322,657 344,330
Non-marketable equity securities, Fair Value 301,464 286,515
Marketable equity securities, fair value 17,608 53,619
Available-for-sale and other securities 322,968 344,268
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 322,657 344,330
Total investment securities, Unrealized Gross Gains 360 219
Total investment securities, Unrealized Gross Losses (49) (281)
Available-for-sale and other securities 322,968 344,268
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 0 1,984
Total temporarily impaired securities, less than 12 months, Unrealized Losses 0 16
Total temporarily impaired securities, over 12 months, Fair Value 1,409 0
Total temporarily impaired securities, over 12 months, Unrealized Losses 49 265
Total temporarily impaired securities, Fair Value 1,409 1,984
Total investment securities, Unrealized Gross Losses $ (49) $ (281)