Available-for-Sale and Other Securities (Details) (USD $) In Thousands |
Sep. 30, 2011 |
Dec. 31, 2010 |
Sep. 30, 2010 |
Investment maturity date range |
|
|
|
Fair Value, Total |
$ 231,919
|
$ 284,608
|
|
Total investment securities, Amortized Cost |
1,084,770
|
|
|
Available-for-sale and other securities |
8,713,530
|
9,895,244
|
9,723,558
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
|
Total investment securities, Amortized Cost |
1,084,770
|
|
|
Total investment securities, Unrealized Gross Losses |
158,647
|
250,259
|
173,869
|
Available-for-sale and other securities |
8,713,530
|
9,895,244
|
9,723,558
|
Investment securities in unrealized loss position |
|
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
1,258,295
|
3,765,508
|
467,243
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
10,646
|
96,723
|
1,424
|
Total temporarily impaired securities, over 12 months, Fair Value |
205,464
|
282,172
|
356,954
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
148,001
|
153,536
|
172,445
|
Total temporarily impaired securities, Fair Value |
1,463,759
|
4,047,680
|
824,197
|
Total investment securities, Unrealized Gross Losses |
158,647
|
250,259
|
173,869
|
Automobile Asset Backed securities [Member] |
|
|
|
Investment maturity date range |
|
|
|
Amortized Cost, Under 1 year |
0
|
19,669
|
40,000
|
Fair Value, Under 1 year |
0
|
19,694
|
40,115
|
Amortized Cost, 1-5 years |
631,103
|
697,001
|
657,980
|
Fair Value, 1-5 years |
635,556
|
700,749
|
664,940
|
Amortized Cost, 6-10 years |
165,722
|
323,411
|
273,246
|
Fair Value, 6-10 years |
167,483
|
323,995
|
274,611
|
Amortized Cost, Over 10 years |
287,945
|
301,326
|
349,527
|
Fair Value, Over 10 years |
153,019
|
162,684
|
197,958
|
Amortized Cost, Total |
1,084,770
|
1,341,407
|
1,320,753
|
Fair Value, Total |
956,058
|
1,207,122
|
1,177,624
|
Total investment securities, Amortized Cost |
|
1,341,407
|
1,320,753
|
Available-for-sale and other securities |
956,058
|
1,207,122
|
1,177,624
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
|
Total investment securities, Amortized Cost |
|
1,341,407
|
1,320,753
|
Total investment securities, Unrealized Gross Gains |
6,306
|
6,563
|
8,928
|
Total investment securities, Unrealized Gross Losses |
135,018
|
140,848
|
152,057
|
Available-for-sale and other securities |
956,058
|
1,207,122
|
1,177,624
|
Investment securities in unrealized loss position |
|
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
92,200
|
214,983
|
79,753
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
93
|
2,129
|
391
|
Total temporarily impaired securities, over 12 months, Fair Value |
143,709
|
146,866
|
179,729
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
134,925
|
138,719
|
151,666
|
Total temporarily impaired securities, Fair Value |
235,909
|
361,849
|
259,482
|
Total investment securities, Unrealized Gross Losses |
135,018
|
140,848
|
152,057
|
Federal agencies - mortgage backed securities [Member] |
|
|
|
Investment maturity date range |
|
|
|
Amortized Cost, Under 1 year |
0
|
0
|
0
|
Fair Value, Under 1 year |
0
|
0
|
0
|
Amortized Cost, 1-5 years |
227,117
|
0
|
0
|
Fair Value, 1-5 years |
227,885
|
0
|
0
|
Amortized Cost, 6-10 years |
406,019
|
656,176
|
715,725
|
Fair Value, 6-10 years |
416,966
|
664,793
|
731,869
|
Amortized Cost, Over 10 years |
3,699,665
|
4,077,655
|
3,825,377
|
Fair Value, Over 10 years |
3,790,395
|
4,089,611
|
3,951,671
|
Total investment securities, Amortized Cost |
4,332,801
|
4,733,831
|
4,541,102
|
Available-for-sale and other securities |
4,435,246
|
4,754,404
|
4,683,540
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
|
Total investment securities, Amortized Cost |
4,332,801
|
4,733,831
|
4,541,102
|
Total investment securities, Unrealized Gross Gains |
104,884
|
71,901
|
142,537
|
Total investment securities, Unrealized Gross Losses |
2,439
|
51,328
|
99
|
Available-for-sale and other securities |
4,435,246
|
4,754,404
|
4,683,540
|
Investment securities in unrealized loss position |
|
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
386,727
|
1,424,431
|
49,491
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
2,439
|
51,328
|
99
|
Total temporarily impaired securities, over 12 months, Fair Value |
0
|
0
|
0
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
0
|
0
|
0
|
Total temporarily impaired securities, Fair Value |
386,727
|
1,424,431
|
49,491
|
Total investment securities, Unrealized Gross Losses |
2,439
|
51,328
|
99
|
Federal agencies - mortgage backed securities [Member] | Total U.S. Government backed agencies [Member] |
|
|
|
Investment maturity date range |
|
|
|
Amortized Cost, Total |
4,332,801
|
4,733,831
|
4,541,102
|
Fair Value, Total |
4,435,246
|
4,754,404
|
4,683,540
|
TLGP securities [Member] |
|
|
|
Investment maturity date range |
|
|
|
Amortized Cost, Under 1 year |
105,267
|
156,450
|
50,148
|
Fair Value, Under 1 year |
105,537
|
157,931
|
50,564
|
Amortized Cost, 1-5 years |
0
|
25,230
|
527,581
|
Fair Value, 1-5 years |
0
|
25,536
|
530,350
|
Amortized Cost, 6-10 years |
0
|
0
|
0
|
Fair Value, 6-10 years |
0
|
0
|
0
|
Amortized Cost, Over 10 years |
0
|
0
|
0
|
Fair Value, Over 10 years |
0
|
0
|
0
|
Amortized Cost, Total |
105,267
|
181,680
|
577,729
|
Fair Value, Total |
105,537
|
183,467
|
580,914
|
Total investment securities, Amortized Cost |
105,267
|
181,680
|
577,729
|
Available-for-sale and other securities |
105,537
|
183,467
|
580,914
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
|
Total investment securities, Amortized Cost |
105,267
|
181,680
|
577,729
|
Total investment securities, Unrealized Gross Gains |
270
|
1,787
|
3,185
|
Total investment securities, Unrealized Gross Losses |
0
|
0
|
0
|
Available-for-sale and other securities |
105,537
|
183,467
|
580,914
|
Investment securities in unrealized loss position |
|
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
0
|
0
|
0
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
0
|
0
|
0
|
Total temporarily impaired securities, over 12 months, Fair Value |
0
|
0
|
0
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
0
|
0
|
0
|
Total temporarily impaired securities, Fair Value |
0
|
0
|
0
|
Total investment securities, Unrealized Gross Losses |
0
|
0
|
0
|
Private label CMO [Member] |
|
|
|
Investment maturity date range |
|
|
|
Amortized Cost, Under 1 year |
0
|
0
|
0
|
Fair Value, Under 1 year |
0
|
0
|
0
|
Amortized Cost, 1-5 years |
0
|
0
|
0
|
Fair Value, 1-5 years |
0
|
0
|
0
|
Amortized Cost, 6-10 years |
12,791
|
10,429
|
13,004
|
Fair Value, 6-10 years |
12,883
|
10,887
|
13,424
|
Amortized Cost, Over 10 years |
77,618
|
124,080
|
282,639
|
Fair Value, Over 10 years |
66,017
|
111,038
|
262,800
|
Amortized Cost, Total |
90,409
|
134,509
|
295,643
|
Fair Value, Total |
78,900
|
121,925
|
276,224
|
Total investment securities, Amortized Cost |
90,409
|
134,509
|
295,643
|
Available-for-sale and other securities |
78,900
|
121,925
|
276,224
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
|
Total investment securities, Amortized Cost |
90,409
|
134,509
|
295,643
|
Total investment securities, Unrealized Gross Gains |
745
|
1,236
|
1,177
|
Total investment securities, Unrealized Gross Losses |
12,254
|
13,820
|
20,596
|
Available-for-sale and other securities |
78,900
|
121,925
|
276,224
|
Investment securities in unrealized loss position |
|
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
13,309
|
0
|
0
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
86
|
0
|
0
|
Total temporarily impaired securities, over 12 months, Fair Value |
53,934
|
85,617
|
172,450
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
12,168
|
13,820
|
20,596
|
Total temporarily impaired securities, Fair Value |
67,243
|
85,617
|
172,450
|
Total investment securities, Unrealized Gross Losses |
12,254
|
13,820
|
20,596
|
Other Federal Agencies [Member] |
|
|
|
Investment maturity date range |
|
|
|
Amortized Cost, Under 1 year |
101,509
|
158,273
|
114,396
|
Fair Value, Under 1 year |
102,056
|
159,288
|
115,200
|
Amortized Cost, 1-5 years |
1,012,874
|
1,898,867
|
1,890,250
|
Fair Value, 1-5 years |
1,022,914
|
1,885,230
|
1,903,181
|
Amortized Cost, 6-10 years |
12,138
|
13,082
|
13,232
|
Fair Value, 6-10 years |
12,984
|
13,359
|
13,794
|
Amortized Cost, Over 10 years |
0
|
500
|
0
|
Fair Value, Over 10 years |
0
|
499
|
0
|
Amortized Cost, Total |
1,126,521
|
2,070,722
|
2,017,878
|
Fair Value, Total |
1,137,954
|
2,058,376
|
2,032,175
|
Total investment securities, Amortized Cost |
1,126,521
|
2,070,722
|
2,017,878
|
Available-for-sale and other securities |
1,137,954
|
2,058,376
|
2,032,175
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
|
Total investment securities, Amortized Cost |
1,126,521
|
2,070,722
|
2,017,878
|
Total investment securities, Unrealized Gross Gains |
11,505
|
4,874
|
14,420
|
Total investment securities, Unrealized Gross Losses |
72
|
17,220
|
123
|
Available-for-sale and other securities |
1,137,954
|
2,058,376
|
2,032,175
|
Investment securities in unrealized loss position |
|
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
151,404
|
1,217,074
|
249,879
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
67
|
17,134
|
121
|
Total temporarily impaired securities, over 12 months, Fair Value |
1,902
|
4,771
|
502
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
5
|
86
|
2
|
Total temporarily impaired securities, Fair Value |
153,306
|
1,221,845
|
250,381
|
Total investment securities, Unrealized Gross Losses |
72
|
17,220
|
123
|
Municipal securities [Member] |
|
|
|
Investment maturity date range |
|
|
|
Amortized Cost, Under 1 year |
855
|
0
|
0
|
Fair Value, Under 1 year |
855
|
0
|
0
|
Amortized Cost, 1-5 years |
182,875
|
149,151
|
61,488
|
Fair Value, 1-5 years |
186,856
|
148,587
|
63,329
|
Amortized Cost, 6-10 years |
105,874
|
124,552
|
67,297
|
Fair Value, 6-10 years |
110,165
|
125,656
|
70,466
|
Amortized Cost, Over 10 years |
112,787
|
182,341
|
230,485
|
Fair Value, Over 10 years |
115,513
|
181,472
|
234,077
|
Amortized Cost, Total |
402,391
|
456,044
|
359,270
|
Fair Value, Total |
413,389
|
455,715
|
367,872
|
Total investment securities, Amortized Cost |
402,391
|
456,044
|
359,270
|
Available-for-sale and other securities |
413,389
|
455,715
|
367,872
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
|
Total investment securities, Amortized Cost |
402,391
|
456,044
|
359,270
|
Total investment securities, Unrealized Gross Gains |
11,023
|
6,154
|
8,776
|
Total investment securities, Unrealized Gross Losses |
25
|
6,483
|
174
|
Available-for-sale and other securities |
413,389
|
455,715
|
367,872
|
Investment securities in unrealized loss position |
|
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
3,508
|
201,370
|
23,621
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
6
|
6,363
|
168
|
Total temporarily impaired securities, over 12 months, Fair Value |
3,801
|
3,700
|
3,814
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
19
|
120
|
6
|
Total temporarily impaired securities, Fair Value |
7,309
|
205,070
|
27,435
|
Total investment securities, Unrealized Gross Losses |
25
|
6,483
|
174
|
Covered Bonds [Member] |
|
|
|
Investment maturity date range |
|
|
|
Amortized Cost, Under 1 year |
0
|
0
|
0
|
Fair Value, Under 1 year |
0
|
0
|
0
|
Amortized Cost, 1-5 years |
698,671
|
379,711
|
150,391
|
Fair Value, 1-5 years |
703,630
|
367,209
|
151,310
|
Amortized Cost, 6-10 years |
0
|
0
|
0
|
Fair Value, 6-10 years |
0
|
0
|
0
|
Amortized Cost, Over 10 years |
0
|
0
|
0
|
Fair Value, Over 10 years |
0
|
0
|
0
|
Amortized Cost, Total |
698,671
|
379,711
|
150,391
|
Fair Value, Total |
703,630
|
367,209
|
151,310
|
Total investment securities, Amortized Cost |
698,671
|
379,711
|
150,391
|
Available-for-sale and other securities |
703,630
|
367,209
|
151,310
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
|
Total investment securities, Amortized Cost |
698,671
|
379,711
|
150,391
|
Total investment securities, Unrealized Gross Gains |
8,203
|
0
|
929
|
Total investment securities, Unrealized Gross Losses |
3,244
|
12,502
|
10
|
Available-for-sale and other securities |
703,630
|
367,209
|
151,310
|
Investment securities in unrealized loss position |
|
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
214,939
|
367,209
|
25,335
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
3,244
|
12,502
|
10
|
Total temporarily impaired securities, over 12 months, Fair Value |
0
|
0
|
0
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
0
|
0
|
0
|
Total temporarily impaired securities, Fair Value |
214,939
|
367,209
|
25,335
|
Total investment securities, Unrealized Gross Losses |
3,244
|
12,502
|
10
|
Corporate debt [Member] |
|
|
|
Investment maturity date range |
|
|
|
Amortized Cost, Under 1 year |
0
|
0
|
0
|
Fair Value, Under 1 year |
0
|
0
|
0
|
Amortized Cost, 1-5 years |
459,098
|
329,988
|
30,000
|
Fair Value, 1-5 years |
454,852
|
323,389
|
30,154
|
Amortized Cost, 6-10 years |
0
|
0
|
0
|
Fair Value, 6-10 years |
0
|
0
|
0
|
Amortized Cost, Over 10 years |
0
|
0
|
0
|
Fair Value, Over 10 years |
0
|
0
|
0
|
Amortized Cost, Total |
459,098
|
329,988
|
30,000
|
Fair Value, Total |
454,852
|
323,389
|
30,154
|
Total investment securities, Amortized Cost |
459,098
|
329,988
|
30,000
|
Available-for-sale and other securities |
454,852
|
323,389
|
30,154
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
|
Total investment securities, Amortized Cost |
459,098
|
329,988
|
30,000
|
Total investment securities, Unrealized Gross Gains |
347
|
24
|
154
|
Total investment securities, Unrealized Gross Losses |
4,593
|
6,623
|
0
|
Available-for-sale and other securities |
454,852
|
323,389
|
30,154
|
Investment securities in unrealized loss position |
|
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
394,000
|
288,660
|
0
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
4,593
|
6,623
|
0
|
Total temporarily impaired securities, over 12 months, Fair Value |
0
|
0
|
0
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
0
|
0
|
0
|
Total temporarily impaired securities, Fair Value |
394,000
|
288,660
|
0
|
Total investment securities, Unrealized Gross Losses |
4,593
|
6,623
|
0
|
Other Securities [Member] |
|
|
|
Investment maturity date range |
|
|
|
Amortized Cost, Under 1 year |
750
|
800
|
300
|
Fair Value, Under 1 year |
750
|
802
|
305
|
Amortized Cost, 1-5 years |
8,216
|
7,810
|
7,486
|
Fair Value, 1-5 years |
8,411
|
8,009
|
7,715
|
Amortized Cost, 6-10 years |
912
|
1,007
|
1,205
|
Fair Value, 6-10 years |
966
|
1,037
|
1,336
|
Amortized Cost, Over 10 years |
0
|
0
|
0
|
Fair Value, Over 10 years |
0
|
0
|
0
|
Amortized Cost, Total |
375,197
|
372,283
|
373,782
|
Fair Value, Total |
374,643
|
371,856
|
373,411
|
Non-marketable equity securities, Amortized Cost Non-marketable equity securities, Amortized Cost |
310,280
|
308,722
|
310,142
|
Marketable equity securities, Amortized Cost |
55,039
|
53,944
|
54,649
|
Total investment securities, Amortized Cost |
375,197
|
372,283
|
373,782
|
Non-marketable equity securities, Fair Value |
310,280
|
308,722
|
310,142
|
Marketable equity securities, fair value |
54,236
|
53,286
|
53,913
|
Available-for-sale and other securities |
374,643
|
371,856
|
373,411
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
|
Total investment securities, Amortized Cost |
375,197
|
372,283
|
373,782
|
Total investment securities, Unrealized Gross Gains |
448
|
364
|
439
|
Total investment securities, Unrealized Gross Losses |
1,002
|
791
|
810
|
Available-for-sale and other securities |
374,643
|
371,856
|
373,411
|
Investment securities in unrealized loss position |
|
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
2,208
|
0
|
39,164
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
118
|
0
|
635
|
Total temporarily impaired securities, over 12 months, Fair Value |
2,118
|
41,218
|
459
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
884
|
791
|
175
|
Total temporarily impaired securities, Fair Value |
4,326
|
41,218
|
39,623
|
Total investment securities, Unrealized Gross Losses |
1,002
|
791
|
810
|
U.S. Treasury [Member] |
|
|
|
Investment maturity date range |
|
|
|
Amortized Cost, Under 1 year |
0
|
0
|
49,998
|
Fair Value, Under 1 year |
0
|
0
|
50,334
|
Amortized Cost, 1-5 years |
51,939
|
52,425
|
0
|
Fair Value, 1-5 years |
52,793
|
51,781
|
0
|
Amortized Cost, 6-10 years |
510
|
0
|
0
|
Fair Value, 6-10 years |
528
|
0
|
0
|
Amortized Cost, Over 10 years |
0
|
0
|
0
|
Fair Value, Over 10 years |
0
|
0
|
0
|
Amortized Cost, Total |
52,449
|
52,425
|
49,998
|
Fair Value, Total |
53,321
|
51,781
|
50,334
|
Total investment securities, Amortized Cost |
52,449
|
52,425
|
49,998
|
Available-for-sale and other securities |
53,321
|
51,781
|
50,334
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
|
Total investment securities, Amortized Cost |
52,449
|
52,425
|
49,998
|
Total investment securities, Unrealized Gross Gains |
872
|
0
|
336
|
Total investment securities, Unrealized Gross Losses |
0
|
644
|
0
|
Available-for-sale and other securities |
53,321
|
51,781
|
50,334
|
Investment securities in unrealized loss position |
|
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
0
|
51,781
|
0
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
0
|
644
|
0
|
Total temporarily impaired securities, over 12 months, Fair Value |
0
|
0
|
0
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
0
|
0
|
0
|
Total temporarily impaired securities, Fair Value |
0
|
51,781
|
0
|
Total investment securities, Unrealized Gross Losses |
0
|
644
|
0
|
Total U.S. Government backed agencies [Member] |
|
|
|
Investment maturity date range |
|
|
|
Amortized Cost, Total |
5,617,038
|
7,038,658
|
7,186,707
|
Fair Value, Total |
5,732,058
|
7,048,028
|
7,346,963
|
Total investment securities, Amortized Cost |
5,617,038
|
7,038,658
|
7,186,707
|
Available-for-sale and other securities |
5,732,058
|
7,048,028
|
7,346,963
|
Amortized cost, fair value, and gross unrealized gains and losses recognized in accumulated other comprehensive income |
|
|
|
Total investment securities, Amortized Cost |
5,617,038
|
7,038,658
|
7,186,707
|
Total investment securities, Unrealized Gross Gains |
117,531
|
78,562
|
160,478
|
Total investment securities, Unrealized Gross Losses |
2,511
|
69,192
|
222
|
Available-for-sale and other securities |
5,732,058
|
7,048,028
|
7,346,963
|
Investment securities in unrealized loss position |
|
|
|
Total temporarily impaired securities, less than 12 months, Fair value |
538,131
|
2,693,286
|
299,370
|
Total temporarily impaired securities, less than 12 months, Unrealized Losses |
2,506
|
69,106
|
220
|
Total temporarily impaired securities, over 12 months, Fair Value |
1,902
|
4,771
|
502
|
Total temporarily impaired securities, over 12 months, Unrealized Losses |
5
|
86
|
2
|
Total temporarily impaired securities, Fair Value |
540,033
|
2,698,057
|
299,872
|
Total investment securities, Unrealized Gross Losses |
$ 2,511
|
$ 69,192
|
$ 222
|