Available-for-Sale and Other Securities (Maturities/Unrealized) (Details) (USD $) In Thousands, unless otherwise specified
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Investment maturity date range |
|
|
Amortized Cost, Under 1 year |
$ 60,054
|
$ 103,747
|
Fair Value, Under 1 year |
60,651
|
104,074
|
Amortized Cost, 1-5 years |
1,961,217
|
2,608,656
|
Fair Value, 1-5 years |
2,005,022
|
2,614,845
|
Amortized Cost, 6-10 years |
1,170,807
|
870,324
|
Fair Value, 6-10 years |
1,208,054
|
887,725
|
Amortized Cost, Over 10 years |
3,989,977
|
4,201,047
|
Fair Value, Over 10 years |
3,967,196
|
4,131,236
|
Fair Value, Total |
181,606
|
194,062
|
Non-marketable equity securities, Amortized Cost Non-marketable equity securities, Amortized Cost |
308,075
|
286,515
|
Marketable equity securities, Amortized Cost |
16,877
|
53,665
|
Marketable equity securities, fair value |
17,177
|
53,619
|
Available-for-sale and other securities |
7,566,175
|
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 |
(122,768)
|
(165,080)
|
Available-for-sale and other securities |
7,566,175
|
8,078,014
|
Investment securities in unrealized loss position |
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
286,627
|
1,294,714
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
(3,831)
|
(13,478)
|
Total temporarily impaired securities, over 12 months, Fair Value |
264,527
|
385,035
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
(118,937)
|
(151,602)
|
Total temporarily impaired securities, Fair Value |
551,154
|
1,679,749
|
Total investment securities, Unrealized Gross Losses |
(122,768)
|
(165,080)
|
Automobile Asset Backed securities [Member]
|
|
|
Investment maturity date range |
|
|
Fair Value, Total |
3,000
|
145,000
|
U.S. Treasury [Member]
|
|
|
Investment maturity date range |
|
|
Total investment securities, Amortized Cost |
51,620
|
52,282
|
Available-for-sale and other securities |
52,311
|
53,204
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
Total investment securities, Amortized Cost |
51,620
|
52,282
|
Total investment securities, Unrealized Gross Gains |
691
|
922
|
Total investment securities, Unrealized Gross Losses |
0
|
0
|
Available-for-sale and other securities |
52,311
|
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
|
Federal agencies - mortgage backed securities [Member]
|
|
|
Investment maturity date range |
|
|
Total investment securities, Amortized Cost |
4,149,964
|
4,378,623
|
Available-for-sale and other securities |
4,264,670
|
4,464,892
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
Total investment securities, Amortized Cost |
4,149,964
|
4,378,623
|
Total investment securities, Unrealized Gross Gains |
114,984
|
88,266
|
Total investment securities, Unrealized Gross Losses |
(278)
|
(1,997)
|
Available-for-sale and other securities |
4,264,670
|
4,464,892
|
Investment securities in unrealized loss position |
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
44,836
|
417,614
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
(278)
|
(1,997)
|
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 |
44,836
|
417,614
|
Total investment securities, Unrealized Gross Losses |
(278)
|
(1,997)
|
TLGP securities [Member]
|
|
|
Investment maturity date range |
|
|
Total investment securities, Amortized Cost |
0
|
0
|
Available-for-sale and other securities |
0
|
0
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
Total investment securities, Amortized Cost |
0
|
0
|
Total investment securities, Unrealized Gross Gains |
0
|
0
|
Total investment securities, Unrealized Gross Losses |
0
|
0
|
Available-for-sale and other securities |
0
|
0
|
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
|
Other Federal Agencies [Member]
|
|
|
Investment maturity date range |
|
|
Total investment securities, Amortized Cost |
348,846
|
724,726
|
Available-for-sale and other securities |
359,626
|
735,544
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
Total investment securities, Amortized Cost |
348,846
|
724,726
|
Total investment securities, Unrealized Gross Gains |
10,781
|
10,821
|
Total investment securities, Unrealized Gross Losses |
(1)
|
(3)
|
Available-for-sale and other securities |
359,626
|
735,544
|
Investment securities in unrealized loss position |
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
801
|
3,070
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
(1)
|
(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 |
801
|
3,070
|
Total investment securities, Unrealized Gross Losses |
(1)
|
(3)
|
Total U.S. Government backed agencies [Member]
|
|
|
Investment maturity date range |
|
|
Total investment securities, Amortized Cost |
4,550,430
|
5,155,631
|
Available-for-sale and other securities |
4,676,607
|
5,253,640
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
Total investment securities, Amortized Cost |
4,550,430
|
5,155,631
|
Total investment securities, Unrealized Gross Gains |
126,456
|
100,009
|
Total investment securities, Unrealized Gross Losses |
(279)
|
(2,000)
|
Available-for-sale and other securities |
4,676,607
|
5,253,640
|
Investment securities in unrealized loss position |
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
45,637
|
420,684
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
(279)
|
(2,000)
|
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 |
45,637
|
420,684
|
Total investment securities, Unrealized Gross Losses |
(279)
|
(2,000)
|
Municipal securities [Member]
|
|
|
Investment maturity date range |
|
|
Total investment securities, Amortized Cost |
489,080
|
394,862
|
Available-for-sale and other securities |
501,000
|
407,726
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
Total investment securities, Amortized Cost |
489,080
|
394,862
|
Total investment securities, Unrealized Gross Gains |
13,927
|
12,889
|
Total investment securities, Unrealized Gross Losses |
(2,007)
|
(25)
|
Available-for-sale and other securities |
501,000
|
407,726
|
Investment securities in unrealized loss position |
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
51,316
|
6,667
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
(2,007)
|
(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 |
51,316
|
13,978
|
Total investment securities, Unrealized Gross Losses |
(2,007)
|
(25)
|
Private label CMO [Member]
|
|
|
Investment maturity date range |
|
|
Fair Value, Total |
71,568
|
|
Total investment securities, Amortized Cost |
75,557
|
84,598
|
Available-for-sale and other securities |
71,568
|
72,364
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
Total investment securities, Amortized Cost |
75,557
|
84,598
|
Total investment securities, Unrealized Gross Gains |
1,087
|
347
|
Total investment securities, Unrealized Gross Losses |
(5,076)
|
(12,581)
|
Available-for-sale and other securities |
71,568
|
72,364
|
Investment securities in unrealized loss position |
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
22,793
|
11,613
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
0
|
(48)
|
Total temporarily impaired securities, over 12 months, Fair Value |
34,617
|
51,039
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
(5,076)
|
(12,533)
|
Total temporarily impaired securities, Fair Value |
57,410
|
62,652
|
Total investment securities, Unrealized Gross Losses |
(5,076)
|
(12,581)
|
Other Asset Backed Securities [Member]
|
|
|
Investment maturity date range |
|
|
Total investment securities, Amortized Cost |
1,126,315
|
1,100,290
|
Available-for-sale and other securities |
1,029,083
|
967,088
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
Total investment securities, Amortized Cost |
1,126,315
|
1,100,290
|
Total investment securities, Unrealized Gross Gains |
16,287
|
3,925
|
Total investment securities, Unrealized Gross Losses |
(113,519)
|
(137,127)
|
Available-for-sale and other securities |
1,029,083
|
967,088
|
Investment securities in unrealized loss position |
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
28,089
|
252,671
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
(73)
|
(547)
|
Total temporarily impaired securities, over 12 months, Fair Value |
108,660
|
113,663
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
(113,446)
|
(136,580)
|
Total temporarily impaired securities, Fair Value |
136,749
|
366,334
|
Total investment securities, Unrealized Gross Losses |
(113,519)
|
(137,127)
|
Covered Bonds [Member]
|
|
|
Investment maturity date range |
|
|
Total investment securities, Amortized Cost |
282,080
|
510,937
|
Available-for-sale and other securities |
290,625
|
504,045
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
Total investment securities, Amortized Cost |
282,080
|
510,937
|
Total investment securities, Unrealized Gross Gains |
8,545
|
860
|
Total investment securities, Unrealized Gross Losses |
0
|
(7,752)
|
Available-for-sale and other securities |
290,625
|
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 |
|
|
Total investment securities, Amortized Cost |
654,693
|
533,306
|
Available-for-sale and other securities |
668,142
|
528,883
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
Total investment securities, Amortized Cost |
654,693
|
533,306
|
Total investment securities, Unrealized Gross Gains |
15,301
|
891
|
Total investment securities, Unrealized Gross Losses |
(1,852)
|
(5,314)
|
Available-for-sale and other securities |
668,142
|
528,883
|
Investment securities in unrealized loss position |
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
138,792
|
237,401
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
(1,472)
|
(3,652)
|
Total temporarily impaired securities, over 12 months, Fair Value |
119,620
|
198,338
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
(380)
|
(1,662)
|
Total temporarily impaired securities, Fair Value |
258,412
|
435,739
|
Total investment securities, Unrealized Gross Losses |
(1,852)
|
(5,314)
|
Other Securities [Member]
|
|
|
Investment maturity date range |
|
|
Total investment securities, Amortized Cost |
328,852
|
344,330
|
Available-for-sale and other securities |
329,150
|
344,268
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
Total investment securities, Amortized Cost |
328,852
|
344,330
|
Total investment securities, Unrealized Gross Gains |
333
|
219
|
Total investment securities, Unrealized Gross Losses |
(35)
|
(281)
|
Available-for-sale and other securities |
329,150
|
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 |
1,630
|
0
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
(35)
|
(265)
|
Total temporarily impaired securities, Fair Value |
1,630
|
1,984
|
Total investment securities, Unrealized Gross Losses |
$ (35)
|
$ (281)
|