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Allowance for Losses on Loans (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended | 15 Months Ended
--- | --- | --- | ---
Sep. 30, 2011 | Jun. 30, 2011 | Mar. 31, 2011 | Dec. 31, 2010 | Sep. 30, 2010 | Jun. 30, 2010 | Mar. 31, 2010 | Sep. 30, 2011 | Sep. 30, 2010 | Sep. 30, 2009 | Dec. 31, 2010
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Allowance |  |  | $ 163,094 |  | $ 163,094 |  |  |  |  | $ 163,094 |  | $ 166,836 |  |  | $ 166,836
Charge-offs | (109,709) |  |  |  |  |  |  |  |  |  |  | (187,387) |  |  |
Recoveries | 11,424 |  |  |  |  |  |  |  |  |  |  | 3,736 |  |  |
Provisions & Transfers | 92,351 |  |  |  |  |  |  |  |  |  |  | 179,909 |  |  |
Ending Allowance | 157,160 |  |  | 163,094 |  | 163,094 |  |  |  | 157,160 |  | 163,094 |  | 166,836 |
Provision for loan losses | 15,354 |  | 21,000 | 30,750 | 26,000 | 26,000 |  | 20,736 | 63,423 | 93,104 |  | 179,909 |  | 193,000 | 69,750
Financing Receivable, Allowance for Credit Losses | 157,160 |  |  | 163,094 |  | 163,094 |  |  |  | 157,160 |  | 163,094 |  | 166,836 |
Financing Receivable, Allowance for Covered Loan Losses, Provisions |  |  |  |  |  |  |  |  |  | 753 |  |  |  |  |
Loans receivable, gross | 8,299,074 |  |  |  |  | 8,777,106 |  |  |  | 8,299,074 |  | 8,777,106 |  |  |
Nonaccrual loans by portfolio segment | 210,465 |  |  |  |  | 245,532 |  |  |  | 210,465 |  | 245,532 |  |  |
Percentage Increase (Decrease) in Nonperforming Assets | 14.30% |  |  |  |  |  |  |  |  | 14.30% |  |  |  |  |
Financing Receivable, Allowance for Credit Losses, Charge-offs, Net of Recoveries |  |  |  |  |  |  |  |  |  | 98,285 |  | 183,651 |  |  |
Ratio of past due loans to total loans, net of charge-offs and LIPs | 3.43% |  |  |  |  |  |  |  |  | 3.43% |  |  |  |  |
Construction, Speculative [Member] | Nonperforming Financing Receivable [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonaccrual loans by portfolio segment | 15,383 |  |  |  |  | 39,915 |  |  |  | 15,383 |  | 39,915 |  |  |
Construction, Custom [Member] | Nonperforming Financing Receivable [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonaccrual loans by portfolio segment | 635 |  |  |  |  | 0 |  |  |  | 635 |  | 0 |  |  |
Land, Acquisition and Development [Member] | Nonperforming Financing Receivable [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonaccrual loans by portfolio segment | 37,339 |  |  |  |  | 64,883 |  |  |  | 37,339 |  | 64,883 |  |  |
Land, Consumer Lot Loans [Member] | Nonperforming Financing Receivable [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonaccrual loans by portfolio segment | 8,843 |  |  |  |  | 0 |  |  |  | 8,843 |  | 0 |  |  |
Multi Family Housing [Member] | Nonperforming Financing Receivable [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonaccrual loans by portfolio segment | 7,664 |  |  |  |  | 4,931 |  |  |  | 7,664 |  | 4,931 |  |  |
Commercial Real Estate Portfolio Segment [Member] | Nonperforming Financing Receivable [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonaccrual loans by portfolio segment | 11,380 |  |  |  |  | 10,831 |  |  |  | 11,380 |  | 10,831 |  |  |
Commercial and Industrial Loans [Member] | Nonperforming Financing Receivable [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonaccrual loans by portfolio segment | 1,679 |  |  |  |  | 371 |  |  |  | 1,679 |  | 371 |  |  |
Home Equity Line of Credit [Member] | Nonperforming Financing Receivable [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonaccrual loans by portfolio segment | 481 |  |  |  |  | 0 |  |  |  | 481 |  | 0 |  |  |
Consumer Portfolio Segment [Member] | Nonperforming Financing Receivable [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonaccrual loans by portfolio segment | 437 |  |  |  |  | 977 |  |  |  | 437 |  | 977 |  |  |
Nonperforming Financing Receivable [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance |  |  |  |  |  | 434,530 |  |  |  |  |  | 434,530 |  |  |
Financing Receivable, Allowance for Credit Losses |  |  |  |  |  | 434,530 |  |  |  |  |  | 434,530 |  |  |
Loans receivable, gross | 370,294 |  |  |  |  |  |  |  |  | 370,294 |  |  |  |  |
Grade as percentage of total gross assets | 2.76% |  |  |  |  | 3.22% |  |  |  | 2.76% |  | 3.22% |  |  |
Nonaccrual loans by portfolio segment | 210,465 |  |  |  |  | 245,531 |  |  |  | 210,465 |  | 245,531 |  |  |
Nonperforming Financing Receivable [Member] | Residential Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Nonaccrual loans by portfolio segment | 126,624 |  |  |  |  | 123,623 |  |  |  | 126,624 |  | 123,623 |  |  |
Construction, Speculative [Member] | Loans Collectively Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 6,969 |  |  |  |  | 15,792 |  |  |  | 6,969 |  | 15,792 |  |  |
Financing Receivable, Allowance for Credit Losses | 6,969 |  |  |  |  | 15,792 |  |  |  | 6,969 |  | 15,792 |  |  |
Loans receivable, gross | 89,986 | [1] |  |  |  | 113,059 | [1] |  |  | 89,986 | [1] | 113,059 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 7.70% |  |  |  |  | 14.00% |  |  |  | 7.70% |  | 14.00% |  |  |
Construction, Custom [Member] | Loans Collectively Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 623 |  |  |  |  | 770 |  |  |  | 623 |  | 770 |  |  |
Financing Receivable, Allowance for Credit Losses | 623 |  |  |  |  | 770 |  |  |  | 623 |  | 770 |  |  |
Loans receivable, gross | 279,851 | [1] |  |  |  | 254,454 | [1] |  |  | 279,851 | [1] | 254,454 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 0.20% |  |  |  |  | 0.30% |  |  |  | 0.20% |  | 0.30% |  |  |
Land, Acquisition and Development [Member] | Loans Collectively Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 10,489 |  |  |  |  | 19,296 |  |  |  | 10,489 |  | 19,296 |  |  |
Financing Receivable, Allowance for Credit Losses | 10,489 |  |  |  |  | 19,296 |  |  |  | 10,489 |  | 19,296 |  |  |
Loans receivable, gross | 61,277 | [1] |  |  |  | 59,819 | [1] |  |  | 61,277 | [1] | 59,819 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 17.10% |  |  |  |  | 32.30% |  |  |  | 17.10% |  | 32.30% |  |  |
Land, Consumer Lot Loans [Member] | Loans Collectively Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 4,385 |  |  |  |  | 3,020 |  |  |  | 4,385 |  | 3,020 |  |  |
Financing Receivable, Allowance for Credit Losses | 4,385 |  |  |  |  | 3,020 |  |  |  | 4,385 |  | 3,020 |  |  |
Loans receivable, gross | 160,906 | [1] |  |  |  | 183,253 | [1] |  |  | 160,906 | [1] | 183,253 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 2.70% |  |  |  |  | 1.70% |  |  |  | 2.70% |  | 1.70% |  |  |
Multi Family Housing [Member] | Loans Collectively Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 3,443 |  |  |  |  | 2,490 |  |  |  | 3,443 |  | 2,490 |  |  |
Financing Receivable, Allowance for Credit Losses | 3,443 |  |  |  |  | 2,490 |  |  |  | 3,443 |  | 2,490 |  |  |
Loans receivable, gross | 679,823 | [1] |  |  |  | 688,778 | [1] |  |  | 679,823 | [1] | 688,778 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 0.50% |  |  |  |  | 0.40% |  |  |  | 0.50% |  | 0.40% |  |  |
Commercial Real Estate Portfolio Segment [Member] | Loans Collectively Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 2,730 |  |  |  |  | 2,313 |  |  |  | 2,730 |  | 2,313 |  |  |
Financing Receivable, Allowance for Credit Losses | 2,730 |  |  |  |  | 2,313 |  |  |  | 2,730 |  | 2,313 |  |  |
Loans receivable, gross | 268,906 | [1] |  |  |  | 315,063 | [1] |  |  | 268,906 | [1] | 315,063 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 1.00% |  |  |  |  | 0.70% |  |  |  | 1.00% |  | 0.70% |  |  |
Commercial and Industrial Loans [Member] | Loans Collectively Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 5,058 |  |  |  |  | 5,374 |  |  |  | 5,058 |  | 5,374 |  |  |
Financing Receivable, Allowance for Credit Losses | 5,058 |  |  |  |  | 5,374 |  |  |  | 5,058 |  | 5,374 |  |  |
Loans receivable, gross | 106,406 | [1] |  |  |  | 82,251 | [1] |  |  | 106,406 | [1] | 82,251 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 4.80% |  |  |  |  | 6.50% |  |  |  | 4.80% |  | 6.50% |  |  |
Home Equity Line of Credit [Member] | Loans Collectively Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 1,139 |  |  |  |  | 586 |  |  |  | 1,139 |  | 586 |  |  |
Financing Receivable, Allowance for Credit Losses | 1,139 |  |  |  |  | 586 |  |  |  | 1,139 |  | 586 |  |  |
Loans receivable, gross | 115,092 | [1] |  |  |  | 116,143 | [1] |  |  | 115,092 | [1] | 116,143 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 1.00% |  |  |  |  | 0.50% |  |  |  | 1.00% |  | 0.50% |  |  |
Consumer Portfolio Segment [Member] | Loans Collectively Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 2,971 |  |  |  |  | 7,394 |  |  |  | 2,971 |  | 7,394 |  |  |
Financing Receivable, Allowance for Credit Losses | 2,971 |  |  |  |  | 7,394 |  |  |  | 2,971 |  | 7,394 |  |  |
Loans receivable, gross | 67,509 | [1] |  |  |  | 92,625 | [1] |  |  | 67,509 | [1] | 92,625 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 4.40% |  |  |  |  | 8.00% |  |  |  | 4.40% |  | 8.00% |  |  |
Loans Collectively Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 115,248 |  |  |  |  | 98,092 |  |  |  | 115,248 |  | 98,092 |  |  |
Financing Receivable, Allowance for Credit Losses | 115,248 |  |  |  |  | 98,092 |  |  |  | 115,248 |  | 98,092 |  |  |
Loans receivable, gross | 8,016,078 | [1] |  |  |  | 8,431,174 | [1] |  |  | 8,016,078 | [1] | 8,431,174 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 1.40% |  |  |  |  | 1.20% |  |  |  | 1.40% |  | 1.20% |  |  |
Loans Collectively Evaluated for Impairment [Member] | Residential Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 77,441 |  |  |  |  | 41,057 |  |  |  | 77,441 |  | 41,057 |  |  |
Financing Receivable, Allowance for Credit Losses | 77,441 |  |  |  |  | 41,057 |  |  |  | 77,441 |  | 41,057 |  |  |
Loans receivable, gross | 6,186,322 | [1] |  |  |  | 6,525,729 | [1] |  |  | 6,186,322 | [1] | 6,525,729 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 1.30% |  |  |  |  | 0.60% |  |  |  | 1.30% |  | 0.60% |  |  |
Construction, Speculative [Member] | Loans Individually Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 6,859 |  |  |  |  | 10,554 |  |  |  | 6,859 |  | 10,554 |  |  |
Financing Receivable, Allowance for Credit Losses | 6,859 |  |  |  |  | 10,554 |  |  |  | 6,859 |  | 10,554 |  |  |
Loans receivable, gross | 50,473 | [1] |  |  |  | 56,653 | [1] |  |  | 50,473 | [1] | 56,653 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 13.60% |  |  |  |  | 18.60% |  |  |  | 13.60% |  | 18.60% |  |  |
Construction, Custom [Member] | Loans Individually Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 0 |  |  |  |  | 0 |  |  |  | 0 |  | 0 |  |  |
Financing Receivable, Allowance for Credit Losses | 0 |  |  |  |  | 0 |  |  |  | 0 |  | 0 |  |  |
Loans receivable, gross | 0 | [1] |  |  |  | 1,930 | [1] |  |  | 0 | [1] | 1,930 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 0.00% |  |  |  |  | 0.00% |  |  |  | 0.00% |  | 0.00% |  |  |
Land, Acquisition and Development [Member] | Loans Individually Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 22,230 |  |  |  |  | 42,341 |  |  |  | 22,230 |  | 42,341 |  |  |
Financing Receivable, Allowance for Credit Losses | 22,230 |  |  |  |  | 42,341 |  |  |  | 22,230 |  | 42,341 |  |  |
Loans receivable, gross | 139,415 | [1] |  |  |  | 247,411 | [1] |  |  | 139,415 | [1] | 247,411 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 15.90% |  |  |  |  | 17.10% |  |  |  | 15.90% |  | 17.10% |  |  |
Land, Consumer Lot Loans [Member] | Loans Individually Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 1,135 |  |  |  |  | 1,773 |  |  |  | 1,135 |  | 1,773 |  |  |
Financing Receivable, Allowance for Credit Losses | 1,135 |  |  |  |  | 1,773 |  |  |  | 1,135 |  | 1,773 |  |  |
Loans receivable, gross | 2,240 | [1] |  |  |  | 3,587 | [1] |  |  | 2,240 | [1] | 3,587 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 50.70% |  |  |  |  | 49.40% |  |  |  | 50.70% |  | 49.40% |  |  |
Multi Family Housing [Member] | Loans Individually Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 4,180 |  |  |  |  | 2,560 |  |  |  | 4,180 |  | 2,560 |  |  |
Financing Receivable, Allowance for Credit Losses | 4,180 |  |  |  |  | 2,560 |  |  |  | 4,180 |  | 2,560 |  |  |
Loans receivable, gross | 20,850 | [1] |  |  |  | 8,573 | [1] |  |  | 20,850 | [1] | 8,573 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 20.00% |  |  |  |  | 29.90% |  |  |  | 20.00% |  | 29.90% |  |  |
Commercial Real Estate Portfolio Segment [Member] | Loans Individually Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 1,601 |  |  |  |  | 852 |  |  |  | 1,601 |  | 852 |  |  |
Financing Receivable, Allowance for Credit Losses | 1,601 |  |  |  |  | 852 |  |  |  | 1,601 |  | 852 |  |  |
Loans receivable, gross | 34,536 | [1] |  |  |  | 852 | [1] |  |  | 34,536 | [1] | 852 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 4.60% |  |  |  |  | 100.00% |  |  |  | 4.60% |  | 100.00% |  |  |
Commercial and Industrial Loans [Member] | Loans Individually Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 41 |  |  |  |  | 819 |  |  |  | 41 |  | 819 |  |  |
Financing Receivable, Allowance for Credit Losses | 41 |  |  |  |  | 819 |  |  |  | 41 |  | 819 |  |  |
Loans receivable, gross | 2,926 | [1] |  |  |  | 819 | [1] |  |  | 2,926 | [1] | 819 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 1.40% |  |  |  |  | 100.00% |  |  |  | 1.40% |  | 100.00% |  |  |
Home Equity Line of Credit [Member] | Loans Individually Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 0 |  |  |  |  | 0 |  |  |  | 0 |  | 0 |  |  |
Financing Receivable, Allowance for Credit Losses | 0 |  |  |  |  | 0 |  |  |  | 0 |  | 0 |  |  |
Loans receivable, gross | 0 | [1] |  |  |  | 0 | [1] |  |  | 0 | [1] | 0 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 0.00% |  |  |  |  | 0.00% |  |  |  | 0.00% |  | 0.00% |  |  |
Consumer Portfolio Segment [Member] | Loans Individually Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 0 |  |  |  |  | 0 |  |  |  | 0 |  | 0 |  |  |
Financing Receivable, Allowance for Credit Losses | 0 |  |  |  |  | 0 |  |  |  | 0 |  | 0 |  |  |
Loans receivable, gross | 0 | [1] |  |  |  | 0 | [1] |  |  | 0 | [1] | 0 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 0.00% |  |  |  |  | 0.00% |  |  |  | 0.00% |  | 0.00% |  |  |
Loans Individually Evaluated for Impairment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 41,912 |  |  |  |  | 65,002 |  |  |  | 41,912 |  | 65,002 |  |  |
Financing Receivable, Allowance for Credit Losses | 41,912 |  |  |  |  | 65,002 |  |  |  | 41,912 |  | 65,002 |  |  |
Loans receivable, gross | 282,996 | [1] |  |  |  | 345,932 | [1] |  |  | 282,996 | [1] | 345,932 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 14.80% |  |  |  |  | 18.80% |  |  |  | 14.80% |  | 18.80% |  |  |
Loans Individually Evaluated for Impairment [Member] | Residential Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Allowance | 5,866 |  |  |  |  | 6,103 |  |  |  | 5,866 |  | 6,103 |  |  |
Financing Receivable, Allowance for Credit Losses | 5,866 |  |  |  |  | 6,103 |  |  |  | 5,866 |  | 6,103 |  |  |
Loans receivable, gross | 32,556 | [1] |  |  |  | 26,107 | [1] |  |  | 32,556 | [1] | 26,107 | [1] |  |
Allowance as a Percentage of Outstanding Loans and Leases | 18.00% |  |  |  |  | 23.40% |  |  |  | 18.00% |  | 23.40% |  |  |
Residential Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Allowance |  |  |  |  |  |  |  |  |  |  |  | 18,547 |  |  | 18,547
Charge-offs | (38,465) |  |  |  |  |  |  |  |  |  |  | (33,812) |  |  |
Recoveries | 3,072 |  |  |  |  |  |  |  |  |  |  | 104 |  |  |
Provisions & Transfers | 71,540 |  |  |  |  |  |  |  |  |  |  | 62,321 |  |  |
Ending Allowance | 83,307 |  |  | 47,160 |  | 47,160 |  |  |  | 83,307 |  | 47,160 |  |  |
Financing Receivable, Allowance for Credit Losses | 83,307 |  |  | 47,160 |  | 47,160 |  |  |  | 83,307 |  | 47,160 |  |  |
Loans receivable, gross | 6,218,878 |  |  |  |  | 6,551,837 |  |  |  | 6,218,878 |  | 6,551,837 |  |  |
Construction, Speculative [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Allowance |  |  |  |  |  |  |  |  |  |  |  | 21,841 |  |  | 21,841
Charge-offs | (13,197) |  |  |  |  |  |  |  |  |  |  | (28,930) |  |  |
Recoveries | 2,143 |  |  |  |  |  |  |  |  |  |  | 523 |  |  |
Provisions & Transfers | (1,464) |  |  |  |  |  |  |  |  |  |  | 32,912 |  |  |
Ending Allowance | 13,828 |  |  | 26,346 |  | 26,346 |  |  |  | 13,828 |  | 26,346 |  |  |
Financing Receivable, Allowance for Credit Losses | 13,828 |  |  | 26,346 |  | 26,346 |  |  |  | 13,828 |  | 26,346 |  |  |
Loans receivable, gross | 140,459 |  |  |  |  | 169,712 |  |  |  | 140,459 |  | 169,712 |  |  |
Nonaccrual loans by portfolio segment | 15,383 |  |  |  |  | 39,915 |  |  |  | 15,383 |  | 39,915 |  |  |
Ratio of past due loans to total loans, net of charge-offs and LIPs | 7.42% |  |  |  |  |  |  |  |  | 7.42% |  |  |  |  |
Construction, Custom [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Allowance |  |  |  |  |  |  |  |  |  |  |  | 81 |  |  | 81
Charge-offs | (237) |  |  |  |  |  |  |  |  |  |  | (359) |  |  |
Recoveries | 0 |  |  |  |  |  |  |  |  |  |  | 188 |  |  |
Provisions & Transfers | 90 |  |  |  |  |  |  |  |  |  |  | 860 |  |  |
Ending Allowance | 623 |  |  | 770 |  | 770 |  |  |  | 623 |  | 770 |  |  |
Financing Receivable, Allowance for Credit Losses | 623 |  |  | 770 |  | 770 |  |  |  | 623 |  | 770 |  |  |
Loans receivable, gross | 279,851 |  |  |  |  | 256,384 |  |  |  | 279,851 |  | 256,384 |  |  |
Nonaccrual loans by portfolio segment | 635 |  |  |  |  | 0 |  |  |  | 635 |  | 0 |  |  |
Ratio of past due loans to total loans, net of charge-offs and LIPs | 0.43% |  |  |  |  |  |  |  |  | 0.43% |  |  |  |  |
Land, Acquisition and Development [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Allowance |  |  |  |  |  |  |  |  |  |  |  | 104,569 |  |  | 104,569
Charge-offs | (39,797) |  |  |  |  |  |  |  |  |  |  | (105,576) |  |  |
Recoveries | 2,271 |  |  |  |  |  |  |  |  |  |  | 844 |  |  |
Provisions & Transfers | 8,608 |  |  |  |  |  |  |  |  |  |  | 61,800 |  |  |
Ending Allowance | 32,719 |  |  | 61,637 |  | 61,637 |  |  |  | 32,719 |  | 61,637 |  |  |
Financing Receivable, Allowance for Credit Losses | 32,719 |  |  | 61,637 |  | 61,637 |  |  |  | 32,719 |  | 61,637 |  |  |
Loans receivable, gross | 200,692 |  |  |  |  | 307,230 |  |  |  | 200,692 |  | 307,230 |  |  |
Nonaccrual loans by portfolio segment | 37,339 |  |  |  |  | 64,883 |  |  |  | 37,339 |  | 64,883 |  |  |
Ratio of past due loans to total loans, net of charge-offs and LIPs | 17.69% |  |  |  |  |  |  |  |  | 17.69% |  |  |  |  |
Land, Consumer Lot Loans [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Allowance |  |  |  |  |  |  |  |  |  |  |  | 1,298 |  |  | 1,298
Charge-offs | (4,196) |  |  |  |  |  |  |  |  |  |  | (359) |  |  |
Recoveries | 0 |  |  |  |  |  |  |  |  |  |  | 11 |  |  |
Provisions & Transfers | 4,923 |  |  |  |  |  |  |  |  |  |  | 3,843 |  |  |
Ending Allowance | 5,520 |  |  | 4,793 |  | 4,793 |  |  |  | 5,520 |  | 4,793 |  |  |
Financing Receivable, Allowance for Credit Losses | 5,520 |  |  | 4,793 |  | 4,793 |  |  |  | 5,520 |  | 4,793 |  |  |
Loans receivable, gross | 163,146 |  |  |  |  | 186,840 |  |  |  | 163,146 |  | 186,840 |  |  |
Nonaccrual loans by portfolio segment | 8,843 |  |  |  |  | 0 |  |  |  | 8,843 |  | 0 |  |  |
Ratio of past due loans to total loans, net of charge-offs and LIPs | 6.92% |  |  |  |  |  |  |  |  | 6.92% |  |  |  |  |
Multi Family Housing [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Allowance |  |  |  |  |  |  |  |  |  |  |  | 1,878 |  |  | 1,878
Charge-offs | (1,950) |  |  |  |  |  |  |  |  |  |  | (2,010) |  |  |
Recoveries | 71 |  |  |  |  |  |  |  |  |  |  | 0 |  |  |
Provisions & Transfers | 4,452 |  |  |  |  |  |  |  |  |  |  | 5,182 |  |  |
Ending Allowance | 7,623 |  |  | 5,050 |  | 5,050 |  |  |  | 7,623 |  | 5,050 |  |  |
Financing Receivable, Allowance for Credit Losses | 7,623 |  |  | 5,050 |  | 5,050 |  |  |  | 7,623 |  | 5,050 |  |  |
Loans receivable, gross | 700,673 |  |  |  |  | 697,351 |  |  |  | 700,673 |  | 697,351 |  |  |
Nonaccrual loans by portfolio segment | 7,664 |  |  |  |  | 4,931 |  |  |  | 7,664 |  | 4,931 |  |  |
Ratio of past due loans to total loans, net of charge-offs and LIPs | 1.23% |  |  |  |  |  |  |  |  | 1.23% |  |  |  |  |
Commercial Real Estate Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Allowance |  |  |  |  |  |  |  |  |  |  |  | 1,344 |  |  | 1,344
Charge-offs | (1,593) |  |  |  |  |  |  |  |  |  |  | (651) |  |  |
Recoveries | 328 |  |  |  |  |  |  |  |  |  |  | 3 |  |  |
Provisions & Transfers | 2,431 |  |  |  |  |  |  |  |  |  |  | 2,469 |  |  |
Ending Allowance | 4,331 |  |  | 3,165 |  | 3,165 |  |  |  | 4,331 |  | 3,165 |  |  |
Financing Receivable, Allowance for Credit Losses | 4,331 |  |  | 3,165 |  | 3,165 |  |  |  | 4,331 |  | 3,165 |  |  |
Loans receivable, gross | 303,442 |  |  |  |  | 315,915 |  |  |  | 303,442 |  | 315,915 |  |  |
Nonaccrual loans by portfolio segment | 11,380 |  |  |  |  | 10,831 |  |  |  | 11,380 |  | 10,831 |  |  |
Ratio of past due loans to total loans, net of charge-offs and LIPs | 2.76% |  |  |  |  |  |  |  |  | 2.76% |  |  |  |  |
Commercial and Industrial Loans [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Allowance |  |  |  |  |  |  |  |  |  |  |  | 7,327 |  |  | 7,327
Charge-offs | (4,733) |  |  |  |  |  |  |  |  |  |  | (8,902) |  |  |
Recoveries | 1,925 |  |  |  |  |  |  |  |  |  |  | 923 |  |  |
Provisions & Transfers | 1,714 |  |  |  |  |  |  |  |  |  |  | 6,845 |  |  |
Ending Allowance | 5,099 |  |  | 6,193 |  | 6,193 |  |  |  | 5,099 |  | 6,193 |  |  |
Financing Receivable, Allowance for Credit Losses | 5,099 |  |  | 6,193 |  | 6,193 |  |  |  | 5,099 |  | 6,193 |  |  |
Loans receivable, gross | 109,332 |  |  |  |  | 83,070 |  |  |  | 109,332 |  | 83,070 |  |  |
Nonaccrual loans by portfolio segment | 1,679 |  |  |  |  | 371 |  |  |  | 1,679 |  | 371 |  |  |
Ratio of past due loans to total loans, net of charge-offs and LIPs | 2.10% |  |  |  |  |  |  |  |  | 2.10% |  |  |  |  |
Home Equity Line of Credit [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Allowance |  |  |  |  |  |  |  |  |  |  |  | 377 |  |  | 377
Charge-offs | (939) |  |  |  |  |  |  |  |  |  |  | (118) |  |  |
Recoveries | 185 |  |  |  |  |  |  |  |  |  |  | 0 |  |  |
Provisions & Transfers | 1,307 |  |  |  |  |  |  |  |  |  |  | 327 |  |  |
Ending Allowance | 1,139 |  |  | 586 |  | 586 |  |  |  | 1,139 |  | 586 |  |  |
Financing Receivable, Allowance for Credit Losses | 1,139 |  |  | 586 |  | 586 |  |  |  | 1,139 |  | 586 |  |  |
Loans receivable, gross | 115,092 |  |  |  |  | 116,143 |  |  |  | 115,092 |  | 116,143 |  |  |
Nonaccrual loans by portfolio segment | 481 |  |  |  |  | 0 |  |  |  | 481 |  | 0 |  |  |
Ratio of past due loans to total loans, net of charge-offs and LIPs | 0.90% |  |  |  |  |  |  |  |  | 0.90% |  |  |  |  |
Consumer Portfolio Segment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Losses [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Allowance |  |  |  |  |  |  |  |  |  |  |  | 9,574 |  |  | 9,574
Charge-offs | (4,602) |  |  |  |  |  |  |  |  |  |  | (6,670) |  |  |
Recoveries | 1,429 |  |  |  |  |  |  |  |  |  |  | 1,140 |  |  |
Provisions & Transfers | (1,250) |  |  |  |  |  |  |  |  |  |  | 3,350 |  |  |
Ending Allowance | 2,971 |  |  | 7,394 |  | 7,394 |  |  |  | 2,971 |  | 7,394 |  |  |
Financing Receivable, Allowance for Credit Losses | 2,971 |  |  | 7,394 |  | 7,394 |  |  |  | 2,971 |  | 7,394 |  |  |
Loans receivable, gross | 67,509 |  |  |  |  | 92,624 |  |  |  | 67,509 |  | 92,624 |  |  |
Nonaccrual loans by portfolio segment | $ 437 |  |  |  |  | $ 977 |  |  |  | $ 437 |  | $ 977 |  |  |
Ratio of past due loans to total loans, net of charge-offs and LIPs | 3.07% |  |  |  |  |  |  |  |  | 3.07% |  |  |  |  |
[1] | Excludes covered loans

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- Definition Reduction to the allowance for credit losses related to financing receivables deemed uncollectible. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -URI http://asc.fasb.org/extlink&oid=6965416&loc=SL6953423-111524 -Subparagraph (c)(3) + Details
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Period Type: | instant