Annual report pursuant to Section 13 and 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
Dec. 31, 2011
Dec. 31, 2010
Investment maturity date range    
Amortized Cost, Under 1 year $ 103,747 $ 335,192
Fair Value, Under 1 year 104,074 337,715
Amortized Cost, 1-5 years 2,608,656 3,540,183
Fair Value, 1-5 years 2,614,845 3,510,490
Amortized Cost, 6-10 years 870,324 1,128,657
Fair Value, 6-10 years 887,725 1,139,727
Amortized Cost, Over 10 years 4,201,047 4,685,902
Fair Value, Over 10 years 4,131,236 4,545,304
Fair Value, Total 194,062 284,608
Non-marketable equity securities, Amortized Cost Non-marketable equity securities, Amortized Cost 286,515 308,722
Marketable equity securities, Amortized Cost 53,665 53,944
Marketable equity securities, fair value 53,619 53,286
Available-for-sale and other securities 8,078,014 9,895,244
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Unrealized Gross Losses 165,080 250,259
Available-for-sale and other securities 8,078,014 9,895,244
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 1,294,714 3,765,508
Total temporarily impaired securities, less than 12 months, Unrealized Losses 13,478 96,723
Total temporarily impaired securities, over 12 months, Fair Value 385,035 282,172
Total temporarily impaired securities, over 12 months, Unrealized Losses 151,602 153,536
Total temporarily impaired securities, Fair Value 1,679,749 4,047,680
Total investment securities, Unrealized Gross Losses 165,080 250,259
U.S. Treasury [Member]
   
Investment maturity date range    
Total investment securities, Amortized Cost 52,282 52,425
Available-for-sale and other securities 53,204 51,781
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 52,282 52,425
Total investment securities, Unrealized Gross Gains 922 0
Total investment securities, Unrealized Gross Losses 0 644
Available-for-sale and other securities 53,204 51,781
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 0 51,781
Total temporarily impaired securities, less than 12 months, Unrealized Losses 0 644
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 51,781
Total investment securities, Unrealized Gross Losses 0 644
Total U.S. Government backed agencies [Member]
   
Investment maturity date range    
Total investment securities, Amortized Cost 5,155,631 7,038,658
Available-for-sale and other securities 5,253,640 7,048,028
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 5,155,631 7,038,658
Total investment securities, Unrealized Gross Gains 100,009 78,562
Total investment securities, Unrealized Gross Losses 2,000 69,192
Available-for-sale and other securities 5,253,640 7,048,028
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 420,684 2,693,286
Total temporarily impaired securities, less than 12 months, Unrealized Losses 2,000 69,106
Total temporarily impaired securities, over 12 months, Fair Value 0 4,771
Total temporarily impaired securities, over 12 months, Unrealized Losses 0 86
Total temporarily impaired securities, Fair Value 420,684 2,698,057
Total investment securities, Unrealized Gross Losses 2,000 69,192
Automobile Asset Backed securities [Member]
   
Investment maturity date range    
Fair Value, Total 145,000 509,000
Federal agencies - mortgage backed securities [Member]
   
Investment maturity date range    
Total investment securities, Amortized Cost 4,378,623 4,733,831
Available-for-sale and other securities 4,464,892 4,754,404
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 4,378,623 4,733,831
Total investment securities, Unrealized Gross Gains 88,266 71,901
Total investment securities, Unrealized Gross Losses 1,997 51,328
Available-for-sale and other securities 4,464,892 4,754,404
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 417,614 1,424,431
Total temporarily impaired securities, less than 12 months, Unrealized Losses 1,997 51,328
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 417,614 1,424,431
Total investment securities, Unrealized Gross Losses 1,997 51,328
TLGP securities [Member]
   
Investment maturity date range    
Total investment securities, Amortized Cost 0 181,680
Available-for-sale and other securities 0 183,467
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 0 181,680
Total investment securities, Unrealized Gross Gains 0 1,787
Total investment securities, Unrealized Gross Losses 0 0
Available-for-sale and other securities 0 183,467
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
Private label CMO [Member]
   
Investment maturity date range    
Total investment securities, Amortized Cost 84,598 134,509
Available-for-sale and other securities 72,364 121,925
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 84,598 134,509
Total investment securities, Unrealized Gross Gains 347 1,236
Total investment securities, Unrealized Gross Losses 12,581 13,820
Available-for-sale and other securities 72,364 121,925
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 11,613 0
Total temporarily impaired securities, less than 12 months, Unrealized Losses 48 0
Total temporarily impaired securities, over 12 months, Fair Value 51,039 85,617
Total temporarily impaired securities, over 12 months, Unrealized Losses 12,533 13,820
Total temporarily impaired securities, Fair Value 62,652 85,617
Total investment securities, Unrealized Gross Losses 12,581 13,820
Other Federal Agencies [Member]
   
Investment maturity date range    
Total investment securities, Amortized Cost 724,726 2,070,722
Available-for-sale and other securities 735,544 2,058,376
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 724,726 2,070,722
Total investment securities, Unrealized Gross Gains 10,821 4,874
Total investment securities, Unrealized Gross Losses 3 17,220
Available-for-sale and other securities 735,544 2,058,376
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 3,070 1,217,074
Total temporarily impaired securities, less than 12 months, Unrealized Losses 3 17,134
Total temporarily impaired securities, over 12 months, Fair Value 0 4,771
Total temporarily impaired securities, over 12 months, Unrealized Losses 0 86
Total temporarily impaired securities, Fair Value 3,070 1,221,845
Total investment securities, Unrealized Gross Losses 3 17,220
Municipal securities [Member]
   
Investment maturity date range    
Total investment securities, Amortized Cost 394,862 456,044
Available-for-sale and other securities 407,726 455,715
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 394,862 456,044
Total investment securities, Unrealized Gross Gains 12,889 6,154
Total investment securities, Unrealized Gross Losses 25 6,483
Available-for-sale and other securities 407,726 455,715
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 6,667 201,370
Total temporarily impaired securities, less than 12 months, Unrealized Losses 1 6,363
Total temporarily impaired securities, over 12 months, Fair Value 7,311 3,700
Total temporarily impaired securities, over 12 months, Unrealized Losses 24 120
Total temporarily impaired securities, Fair Value 13,978 205,070
Total investment securities, Unrealized Gross Losses 25 6,483
Other securities [Member]
   
Investment maturity date range    
Total investment securities, Amortized Cost 344,330  
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 344,330  
Other Asset Backed Securities [Member]
   
Investment maturity date range    
Total investment securities, Amortized Cost 1,100,290 1,341,407
Available-for-sale and other securities 967,088 1,207,122
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 1,100,290 1,341,407
Total investment securities, Unrealized Gross Gains 3,925 6,563
Total investment securities, Unrealized Gross Losses 137,127 140,848
Available-for-sale and other securities 967,088 1,207,122
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 252,671 214,983
Total temporarily impaired securities, less than 12 months, Unrealized Losses 547 2,129
Total temporarily impaired securities, over 12 months, Fair Value 113,663 146,866
Total temporarily impaired securities, over 12 months, Unrealized Losses 136,580 138,719
Total temporarily impaired securities, Fair Value 366,334 361,849
Total investment securities, Unrealized Gross Losses 137,127 140,848
Covered Bonds [Member]
   
Investment maturity date range    
Total investment securities, Amortized Cost 510,937 379,711
Available-for-sale and other securities 504,045 367,209
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 510,937 379,711
Total investment securities, Unrealized Gross Gains 860 0
Total investment securities, Unrealized Gross Losses 7,752 12,502
Available-for-sale and other securities 504,045 367,209
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 363,694 367,209
Total temporarily impaired securities, less than 12 months, Unrealized Losses 7,214 12,502
Total temporarily impaired securities, over 12 months, Fair Value 14,684 0
Total temporarily impaired securities, over 12 months, Unrealized Losses 538 0
Total temporarily impaired securities, Fair Value 378,378 367,209
Total investment securities, Unrealized Gross Losses 7,752 12,502
Corporate debt [Member]
   
Investment maturity date range    
Total investment securities, Amortized Cost 533,306 329,988
Available-for-sale and other securities 528,883 323,389
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost 533,306 329,988
Total investment securities, Unrealized Gross Gains 891 24
Total investment securities, Unrealized Gross Losses 5,314 6,623
Available-for-sale and other securities 528,883 323,389
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 237,401 288,660
Total temporarily impaired securities, less than 12 months, Unrealized Losses 3,652 6,623
Total temporarily impaired securities, over 12 months, Fair Value 198,338 0
Total temporarily impaired securities, over 12 months, Unrealized Losses 1,662 0
Total temporarily impaired securities, Fair Value 435,739 288,660
Total investment securities, Unrealized Gross Losses 5,314 6,623
Other Securities [Member]
   
Investment maturity date range    
Total investment securities, Amortized Cost   372,283
Available-for-sale and other securities 344,268 371,856
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income    
Total investment securities, Amortized Cost   372,283
Total investment securities, Unrealized Gross Gains 219 364
Total investment securities, Unrealized Gross Losses 281 791
Available-for-sale and other securities 344,268 371,856
Investment securities in unrealized loss position    
Total temporarily impaired securities, less than 12 months, Fair value 1,984 0
Total temporarily impaired securities, less than 12 months, Unrealized Losses 16 0
Total temporarily impaired securities, over 12 months, Fair Value 0 41,218
Total temporarily impaired securities, over 12 months, Unrealized Losses 265 791
Total temporarily impaired securities, Fair Value 1,984 41,218
Total investment securities, Unrealized Gross Losses $ 281 $ 791