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Available for Sale Securities (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 9 Months Ended 3 Months Ended 3 Months Ended 3 Months Ended 69 Months Ended 3 Months Ended 69 Months Ended 3 Months Ended 69 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2013
Sep. 30, 2014
Fixed Maturity Securities [Member]
Sep. 30, 2014
U.S. Treasury [Member]
Dec. 31, 2013
U.S. Treasury [Member]
Sep. 30, 2013
U.S. Treasury [Member]
Sep. 30, 2014
Municipal and other tax-exempt securities [Member]
Dec. 31, 2013
Municipal and other tax-exempt securities [Member]
Sep. 30, 2013
Municipal and other tax-exempt securities [Member]
Sep. 30, 2014
Commercial mortgage-backed securities guaranteed by U.S. government agencies [Member]
Dec. 31, 2013
Commercial mortgage-backed securities guaranteed by U.S. government agencies [Member]
Sep. 30, 2013
Commercial mortgage-backed securities guaranteed by U.S. government agencies [Member]
Sep. 30, 2014
Other debt securities [Member]
Dec. 31, 2013
Other debt securities [Member]
Sep. 30, 2013
Other debt securities [Member]
Sep. 30, 2014
Residential Mortgage Backed Securities [Member]
Dec. 31, 2013
Residential Mortgage Backed Securities [Member]
Sep. 30, 2013
Residential Mortgage Backed Securities [Member]
Sep. 30, 2014
U.S. agency residential mortgage-backed securities [Member]
Dec. 31, 2013
U.S. agency residential mortgage-backed securities [Member]
Sep. 30, 2013
U.S. agency residential mortgage-backed securities [Member]
Sep. 30, 2014
U.S. agency residential mortgage-backed securities [Member]
Federal National Mortgage Association Certificates and Obligations (FNMA) [Member]
Dec. 31, 2013
U.S. agency residential mortgage-backed securities [Member]
Federal National Mortgage Association Certificates and Obligations (FNMA) [Member]
Sep. 30, 2013
U.S. agency residential mortgage-backed securities [Member]
Federal National Mortgage Association Certificates and Obligations (FNMA) [Member]
Sep. 30, 2014
U.S. agency residential mortgage-backed securities [Member]
Federal Home Loan Mortgage Corporation Certificates and Obligations (FHLMC) [Member]
Dec. 31, 2013
U.S. agency residential mortgage-backed securities [Member]
Federal Home Loan Mortgage Corporation Certificates and Obligations (FHLMC) [Member]
Sep. 30, 2013
U.S. agency residential mortgage-backed securities [Member]
Federal Home Loan Mortgage Corporation Certificates and Obligations (FHLMC) [Member]
Sep. 30, 2014
U.S. agency residential mortgage-backed securities [Member]
Government National Mortgage Association Certificates and Obligations (GNMA) [Member]
Dec. 31, 2013
U.S. agency residential mortgage-backed securities [Member]
Government National Mortgage Association Certificates and Obligations (GNMA) [Member]
Sep. 30, 2013
U.S. agency residential mortgage-backed securities [Member]
Government National Mortgage Association Certificates and Obligations (GNMA) [Member]
Sep. 30, 2014
U.S. agency residential mortgage-backed securities [Member]
Other [Member]
Dec. 31, 2013
U.S. agency residential mortgage-backed securities [Member]
Other [Member]
Sep. 30, 2013
U.S. agency residential mortgage-backed securities [Member]
Other [Member]
Sep. 30, 2014
Privately issued residential mortgage-backed securities [Member]
Dec. 31, 2013
Privately issued residential mortgage-backed securities [Member]
Sep. 30, 2013
Privately issued residential mortgage-backed securities [Member]
Sep. 30, 2014
Privately issued residential mortgage-backed securities [Member]
Sep. 30, 2014
Privately issued residential mortgage-backed securities [Member]
Alt-A [Member]
Sep. 30, 2014
Privately issued residential mortgage-backed securities [Member]
Alt-A [Member]
Dec. 31, 2013
Privately issued residential mortgage-backed securities [Member]
Alt-A [Member]
Sep. 30, 2013
Privately issued residential mortgage-backed securities [Member]
Alt-A [Member]
Sep. 30, 2014
Privately issued residential mortgage-backed securities [Member]
Jumbo-A Loans [Member]
Sep. 30, 2014
Privately issued residential mortgage-backed securities [Member]
Jumbo-A Loans [Member]
Dec. 31, 2013
Privately issued residential mortgage-backed securities [Member]
Jumbo-A Loans [Member]
Sep. 30, 2013
Privately issued residential mortgage-backed securities [Member]
Jumbo-A Loans [Member]
Sep. 30, 2014
Perpetual Preferred, Equity Securities and Mutual Funds [Member]
Sep. 30, 2014
Perpetual preferred stock [Member]
Dec. 31, 2013
Perpetual preferred stock [Member]
Sep. 30, 2013
Perpetual preferred stock [Member]
Sep. 30, 2014
Equity securities and mutual funds [Member]
Dec. 31, 2013
Equity securities and mutual funds [Member]
Sep. 30, 2013
Equity securities and mutual funds [Member]
Schedule of Available-for-sale Securities [Line Items]                                                                                                              
Available-for-sale Securities, Amortized Cost Basis $ 9,263,951 $ 10,365,478 $ 9,263,951 $ 10,365,478 $ 10,185,091 $ 2,267,970 $ 1,014 $ 1,042 $ 1,052 $ 63,508 $ 73,232 $ 93,897 $ 2,168,978 $ 2,100,146 $ 1,985,924 $ 34,470 $ 35,061 $ 35,091 $ 6,954,914 $ 7,934,370 $ 8,170,995 $ 6,793,590 $ 7,720,189 $ 7,943,449 $ 4,117,747 $ 4,224,327 $ 4,513,161 $ 1,812,708 $ 2,308,341 $ 2,412,948 $ 858,003 $ 1,151,225 $ 978,361 $ 5,132 $ 36,296 $ 38,979 $ 161,324 $ 214,181 $ 227,546 $ 161,324 $ 68,493 $ 68,493 $ 104,559 $ 109,234 $ 92,831 $ 92,831 $ 109,622 $ 118,312 $ 41,067 $ 22,171 $ 22,171 $ 22,171 $ 18,896 $ 19,069 $ 56,348
Available-for-sale Securities, Fair Value 9,306,886 10,372,903 9,306,886 10,372,903 10,147,162 2,241,314 1,015 1,042 1,052 64,363 73,775 95,440 2,141,645 2,055,804 1,946,295 34,291 35,241 35,362 7,022,096 7,937,109 8,212,287 6,850,603 7,716,010 7,981,387 4,158,631 4,232,332 4,544,505 1,823,393 2,293,943 2,412,116 863,055 1,152,128 984,065 5,524 37,607 40,701 171,493 221,099 230,900 171,493 73,405 73,405 107,212 109,592 98,088 98,088 113,887 121,308 43,476 24,358 22,863 23,680 19,118 21,328 58,787
Available-for-sale Securities, Gross Unrealized Gain 110,237 [1] 139,837 [1] 110,237 [1] 139,837 [1] 120,120 [1]   1 [1] 0 [1] 0 [1] 1,580 [1] 1,606 [1] 2,792 [1] 1,841 [1] 1,042 [1] 354 [1] 71 [1] 368 [1] 459 [1] 103,777 [1] 114,073 [1] 132,219 [1] 93,181 [1] 104,713 [1] 125,433 [1] 61,663 [1] 68,154 [1] 81,984 [1] 21,886 [1] 25,813 [1] 30,673 [1] 9,240 [1] 9,435 [1] 11,054 [1] 392 [1] 1,311 [1] 1,722 [1] 10,596 [1] 9,360 [1] 6,786 [1] 10,596 [1] 4,985 [1] 4,985 [1] 4,386 [1] 2,970 [1] 5,611 [1] 5,611 [1] 4,974 [1] 3,816 [1]   2,194 [1] 705 [1] 1,534 [1] 773 [1] 2,326 [1] 2,479 [1]
Available-for-sale Securities, Gross Unrealized Loss (66,875) [1] (129,118) [1] (66,875) [1] (129,118) [1] (155,607) [1]   0 [1] 0 [1] 0 [1] (725) [1] (1,063) [1] (1,249) [1] (29,174) [1] (45,384) [1] (39,983) [1] (250) [1] (188) [1] (188) [1] (36,168) [1] (108,892) [1] (87,633) [1] (36,168) [1] (108,892) [1] (87,495) [1] (20,779) [1] (60,149) [1] (50,640) [1] (11,201) [1] (40,211) [1] (31,505) [1] (4,188) [1] (8,532) [1] (5,350) [1] 0 [1] 0 [1] 0 [1] 0 [1] 0 [1] (138) [1] 0 [1] 0 [1] 0 [1] 0 [1] 0 [1] 0 [1] 0 [1] 0 [1] (138) [1]   (7) [1] (13) [1] (25) [1] (551) [1] (67) [1] (40) [1]
Available-for-Sale Securities, Other Than Temporary Impairments (427) [2] (3,294) [2] (427) [2] (3,294) [2] (2,442) [2]   0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] (427) [2] (2,442) [2] (3,294) [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2] (427) [2],[3] (2,442) [2] (3,294) [2] (427) [2],[3] (73) [2] (73) [2] (1,733) [2] (2,612) [2] (354) [2] (354) [2] (709) [2] (682) [2]   0 [2] 0 [2] 0 [2] 0 [2] 0 [2] 0 [2]
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Rolling Maturity [Abstract]                                                                                                              
Available-for-sale Securities, Debt Maturities, Less than One Year, Amortized Cost Basis           37,774 1,014     6,690     0     30,070                                                                              
Available-for-sale Securities, Debt Maturities, One to Five Years, Amortized Cost Basis           768,449 0     30,604     737,845     0                                                                              
Available-for-sale Securities, Debt Maturities, Six To Ten Years, Amortized Cost Basis           1,079,591 0     2,265     1,077,326     0                                                                              
Available-for-sale Securities, Debt Maturities, Over Ten Years, Amortized Cost Basis           382,156 0     23,949     353,807     4,400                                                                              
Available-for-sale Securities, Debt Maturities, Fair Value, Rolling Maturity [Abstract]                                                                                                              
Available-for-sale Securities, Debt Maturities, Less than One Year, Fair Value           37,925 1,015     6,769     0     30,141                                                                              
Available-for-sale Securities, Debt Maturities, One to Five Years, Fair Value           761,858 0     31,694     730,164     0                                                                              
Available-for-sale Securities, Debt Maturities, Six to Ten Years, Fair Value           1,064,937 0     2,488     1,062,449     0                                                                              
Available-for-sale Securities, Debt Maturities, Over Ten Years, Fair Value           376,594 0     23,412     349,032     4,150                                                                              
Available-for-sale Securities, Debt Maturities, Nominal Yield [Abstract]                                                                                                              
Available-for-sale Securities, Debt Maturities, Less than One Year, Nominal Yield           2.09% 0.24%     3.71% [4]     0.00%     1.80%                                                                              
Available-for-sale Securities, Debt Maturities, One to Five Years, Nominal Yield           1.51% 0.00%     4.06% [4]     1.41%     0.00%                                                                              
Available-for-sale Securities, Debt Maturities, Six To Ten Years, Nominal Yield           1.73% 0.00%     6.48% [4]     1.72%     0.00%                                                                              
Available-for-sale Securities, Debt Maturities, Over Ten Years, Nominal Yield           1.37% 0.00%     1.92% [4],[5]     1.32%     1.71% [5]                                                                              
Available-for-sale Securities, Debt Maturities, Nominal Yield 1.83%   1.83%     1.60% 0.24%     3.30% [4]     1.55%     1.79%     1.91% [6]                                                           1.27%            
Available-for-sale Securities, Debt Maturities, Weighted Average Maturity           8.67 [7] 0.38 [7]     8.48 [7]     8.75 [7]     4.39 [7]                                                                              
Available-for-sale Securities, Debt Maturities, Effective tax rate for nominal yield calculation                   39.00%                                                                                          
Available-for-sale Securities, Debt Maturities, Average Expected Life of Mortgage-backed Securities                                     3 years 6 months                                                                        
Available-for-sale Securities, Debt Maturities, Number of days for interest rates to reset                   35 days                                                                                          
Available-for-sale Securities, Gross Realized Gain (Loss), Disclosures [Abstract]                                                                                                              
Available-for-sale Securities, Proceeds 552,871 355,650 1,884,061 2,140,531                                                                                                      
Available-for-sale Securities, Gross realized gains 3,441 3,164 19,768 18,948                                                                                                      
Available-for-sale Securities, Gross realized losses (3,295) (2,686) (18,378) (9,862)                                                                                                      
Available-for-sale Securities, Related federal and state income tax expense 57 184 541 3,533                                                                                                      
Available-for-sale Securities, Pledged as Collateral [Abstract]                                                                                                              
Available-for-sale Securities, Pledged As Collateral, Amortized cost 5,388,372 5,020,732 5,388,372 5,020,732 5,171,782                                                                                                    
Available-for-sale Securities, Pledged As Collateral, Fair value 5,390,599 5,009,611 5,390,599 5,009,611 5,133,530                                                                                                    
Available-for-sale Securities, Continuous Unrealized Loss Position, Qualitative Disclosure [Abstract]                                                                                                              
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions 336 431 336 431 446       0 19 27 46 125 123 116 2 3 3 108 174 168 96 158 148 55 81 79 33 50 46 8 27 23       12 [3] 16 [8] 20 [9] 12 [3] 4 [3] 4 [3] 7 [8] 10 [9] 8 [3] 8 [3] 9 [8] 10 [9]   1 1 1 81 118 97
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, OTTI Portion, Number of Positions                                                                                 4 4 7 10 8 8 9 9              
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract]                                                                                                              
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 1,547,325 6,265,895 1,547,325 6,265,895 6,230,595       0 0 13,286 20,274 428,610 1,800,717 1,803,008 0 4,712 4,712 1,112,828 4,404,822 4,431,397 1,097,407 4,379,137 4,404,735 652,845 2,281,491 2,328,213 385,832 1,450,588 1,402,010 58,730 647,058 674,512       15,421 [3] 25,685 [8] 26,662 [9] 15,421 [3] 12,169 [3] 12,169 [3] 11,043 [8] 11,336 [9] 3,252 [3] 3,252 [3] 14,642 [8] 15,326 [9]   1,018 4,988 4,975 4,869 2,070 1,529
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value 2,710,614 80,166 2,710,614 80,166 50,865       0 12,288 17,805 19,575 1,235,200 2,286 0 4,150 0 0 1,457,479 30,774 60,591 1,449,892 0 0 806,175 0 0 499,320 0 0 144,397 0 0       7,587 [3] 30,774 [8] 60,591 [9] 7,587 [3] 0 [3] 0 [3] 30,774 [8] 48,849 [9] 7,587 [3] 7,587 [3] 0 [8] 11,742 [9]   0 0 0 1,497 0 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value 4,257,939 6,346,061 4,257,939 6,346,061 6,281,460       0 12,288 31,091 39,849 1,663,810 1,803,003 1,803,008 4,150 4,712 4,712 2,570,307 4,435,596 4,491,988 2,547,299 4,379,137 4,404,735 1,459,020 2,281,491 2,328,213 885,152 1,450,588 1,402,010 203,127 647,058 674,512       23,008 [3] 56,459 [8] 87,253 [9] 23,008 [3] 12,169 [3] 12,169 [3] 41,817 [8] 60,185 [9] 10,839 [3] 10,839 [3] 14,642 [8] 27,068 [9]   1,018 4,988 4,975 6,366 2,070 1,529
Available-for-sale Securities, Continuous Unrealized Loss Position, Less Than Twelve Months, OTTI Portion, Fair Value                                                                                 12,169 12,169 11,043 11,336 3,252 3,252 14,642 15,326              
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, OTTI Portion, Fair Value                                                                                 0 0 30,774 48,849 7,587 7,587 0 0              
Available-for-sale Securities, Continuous Unrealized Loss Position, OTTI Portion, Fair Value                                                                                 12,169 12,169 41,817 60,185 10,839 10,839 14,642 15,326              
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses [Abstract]                                                                                                              
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 6,371 129,472 6,371 129,472 156,172       0 0 245 352 2,312 45,302 39,983 0 188 188 3,541 110,357 88,884 3,362 108,892 87,495 1,923 60,149 50,640 1,426 40,211 31,505 13 8,532 5,350       179 [3] 1,465 [8] 1,389 [9] 179 [3] 73 [3] 73 [3] 756 [8] 707 [9] 106 [3] 106 [3] 709 [8] 682 [9]   7 13 25 511 67 40
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 60,931 2,940 60,931 2,940 1,877       0 725 818 897 26,862 82 0 250 0 0 33,054 977 2,043 32,806 0 0 18,856 0 0 9,775 0 0 4,175 0 0       248 [3] 977 [8] 2,043 [9] 248 [3] 0 [3] 0 [3] 977 [8] 1,905 [9] 248 [3] 248 [3] 0 [8] 138 [9]   0 0 0 40 0 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss 67,302 132,412 67,302 132,412 158,049       0 725 1,063 1,249 29,174 45,384 39,983 250 188 188 36,595 111,334 90,927 36,168 108,892 87,495 20,779 60,149 50,640 11,201 40,211 31,505 4,188 8,532 5,350       427 [3] 2,442 [8] 3,432 [9] 427 [3] 73 [3] 73 [3] 1,733 [8] 2,612 [9] 354 [3] 354 [3] 709 [8] 820 [9]   7 13 25 551 67 40
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, OTTI Portion, Aggregate Losses                                                                                 73 73 756 707 106 106 709 682              
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, OTTI Portion, Aggregate Losses                                                                                 0 0 977 1,905 248 248 0 0              
Available-for-sale Securities, Continuous Unrealized Loss Position, OTTI Portion, Aggregate Losses                                                                                 73 73 1,733 2,612 354 354 709 682              
Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized In Earnings, Net Qualitative Disclosures, Lowest Current Credit Rating [Abstract]                                                                                                              
Available-for-sale Securities, Portfolio Concentration US Govt or GSE Securities Not Rated, Amortized Cost 8,963,582 [10]   8,963,582 [10]       1,014 [10]     0 [10]     2,168,978 [10]     0 [10]     6,793,590 [10]     6,793,590 [10]     4,117,747 [10]     1,812,708 [10]     858,003 [10]     5,132 [10]     0 [10]     0 [10] 0 [10] 0 [10]     0 [10] 0 [10]       0 [10]     0 [10]    
Available-for-sale Securities, Portfolio Concentration US Govt or GSE Securities Not Rated, Fair Value 8,993,263 [10]   8,993,263 [10]       1,015 [10]     0 [10]     2,141,645 [10]     0 [10]     6,850,603 [10]     6,850,603 [10]     4,158,631 [10]     1,823,393 [10]     863,055 [10]     5,524 [10]     0 [10]     0 [10] 0 [10] 0 [10]     0 [10] 0 [10]       0 [10]     0 [10]    
Available-for-sale securities, Portfolio Concentration Rated AAA To AA, Amortized Cost 44,936   44,936       0     40,532     0     4,400     0     0     0     0     0     0     0     0 0 0     0 0       0     4    
Available-for-sale Securities, Portfolio Concentration Rated AAA To AA, Fair Value 46,494   46,494       0     41,834     0     4,150     0     0     0     0     0     0     0     0 0 0     0 0       0     510    
Available-for-sale Securities, Portfolio Concentration Rated A To BBB, Amortized Cost 52,996   52,996       0     11,520     0     30,070     0     0     0     0     0     0     0     0 0 0     0 0       11,406     0    
Available-for-sale Securities, Portfolio Concentration Rated A To BBB, Fair Value 53,595   53,595       0     11,007     0     30,141     0     0     0     0     0     0     0     0 0 0     0 0       12,447     0    
Available-for-sale Securities, Portfolio Concentration Rated Below Investment Grade, Amortized Cost 172,089   172,089       0     0     0     0     161,324     0     0     0     0     0     161,324     161,324 68,493 68,493     92,831 92,831       10,765     0    
Available-for-sale Securities, Portfolio Concentration Rated Below Investment Grade, Fair Value 183,404   183,404       0     0     0     0     171,493     0     0     0     0     0     171,493     171,493 73,405 73,405     98,088 98,088       11,911     0    
Available-for-sale Securities, Portfolio Concentration Not Rated, Amortized Cost 30,348   30,348       0     11,456     0     0     0     0     0     0     0     0     0     0 0 0     0 0       0     18,892    
Available-for-sale Securities, Portfolio Concentration Not Rated, Fair Value 30,130   30,130       0     11,522     0     0     0     0     0     0     0     0     0     0 0 0     0 0       0     18,608    
Other Than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net, Qualitative Disclosures, Assumptions Used to Develop Projected Cash Flows [Abstract]                                                                                                              
Unemployment rate                                                                         Moving down to 6.2% over the next 12 months and remains at 6.2% thereafter. Increasing to 7.3% over the next 12 months and remain at 7.3% thereafter. Increasing to 7.5% over the next 12 months and remain at 7.5% thereafter.                                
Housing price appreciation/depreciation                                                                         Starting with current depreciated housing prices based on information derived from the FHFA1, appreciating 4% over the next 12 months, then flat for the following 12 months and then appreciating at 2% per year thereafter. [11] Starting with current depreciated housing prices based on information derived from the FHFA, appreciating 4% over the next 12 months, then flat for the following 12 months and then appreciating at 2% per year thereafter. [11] Starting with current depreciated housing prices based on information derived from the FHFA, appreciating 5% over the next 12 months, then flat for the following 12 months and then appreciating at 2% per year thereafter. [11]                                
Estimated liquidation costs                                                                         Reflect actual historical liquidations costs observed on Jumbo and Alt-A residential mortgage loans in securities owned by the Company. Reflect actual historical liquidations costs observed on Jumbo and Alt-A residential mortgage loans in securities owned by the Company. Reflect actual historical liquidations costs observed on Jumbo and Alt-A residential mortgage loans in securities owned by the Company.                                
Discount rates                                                                         Estimated cash flows were discounted at rates that range from 2.00% to 6.25% based on our current expected yields. Estimated cash flows were discounted at rates that range from 2.00% to 6.25% based on our current expected yields. Estimated cash flows were discounted at rates that range from 2.00% to 6.25% based on our current expected yields.                                
Other than Temporary Impairment Losses, Investments, Available-for-sale Securities, Portion Recognized in Earnings, Net Qualitative Disclosures, Privately Issued Mortgage-backed Securities [Abstract]                                                                                                              
Available-for-sale Securities, Privately Issued Residential Mortgage-backed Securities, Number of Securities                                                                         44     44 14 14     30 30                  
Available-for-sale Securities, Privately Issued Residential Mortgage-backed Securities, Credit losses Recognized [Abstract]                                                                                                              
Available-for-sale Securities, Privately Issued Residential Mortgage-backed Securities, Number of Securities with Credit Losses In Current Period                                                                         0     43 0 14     0 29                  
Amount of Credit Losses Recognized in Current Period                                                                         $ 0     $ 54,347 $ 0 $ 36,127     $ 0 $ 18,220                  
[1] Gross unrealized gain/loss recognized in AOCI in the consolidated balance sheet.
[2] Amounts represent unrealized loss that remains in AOCI after an other-than-temporary credit loss has been recognized in income.
[3] Includes the following securities for which an unrealized loss remains in AOCI after an other-than-temporary credit loss has been recognized in income:Alt-A loans 4 12,169 73 — — 12,169 73Jumbo-A loans 8 3,252 106 7,587 248 10,839 354
[4] Calculated on a taxable equivalent basis using a 39% effective tax rate.
[5] Nominal yield on municipal and other tax-exempt securities and other debt securities with contractual maturity dates over ten years are based on variable rates which generally are reset within 35 days.
[6] The nominal yield on mortgage-backed securities is based upon prepayment assumptions at the purchase date. Actual yields earned may differ significantly based upon actual prepayments. See Quarterly Financial Summary –– Unaudited following for current yields on available for sale securities portfolio.
[7] Expected maturities may differ from contractual maturities because borrowers may have the right to call or prepay obligations with or without penalty.
[8] Includes the following securities for which an unrealized loss remains in AOCI after an other-than-temporary credit loss has been recognized in income:Alt-A loans 7 $11,043 $756 $30,774 $977 $41,817 $1,733Jumbo-A loans 9 14,642 709 — — 14,642 709
[9] Includes the following securities for which an unrealized loss remains in AOCI after an other-than-temporary credit loss has been recognized in income:Alt-A loans 10 $11,336 $707 $48,849 $1,905 $60,185 $2,612Jumbo-A loans 9 15,326 682 — — 15,326 682
[10] U.S. government and government sponsored enterprises are not rated by the nationally-recognized rating agencies as these securities are guaranteed by agencies of the U.S. government or government-sponsored enterprises.
[11] Federal Housing Finance Agency