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Loans Receivable, Net (Tables) | 12 Months Ended
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Dec. 31, 2013
Receivables [Abstract] |
Summary of activity in the ALLL on a portfolio class basis |
| Year ended December 31, 2013
(Dollars in thousands) | Total |  | Residential Real Estate |  | Commercial Real Estate |  | Other Commercial |  | Home Equity |  | Other Consumer
Allowance for loan and lease losses |  |  |  |  |  |  |  |  |  |  |
Balance at beginning of period | $ | 130,854 |  |  | 15,482 |  |  | 74,398 |  |  | 21,567 |  |  | 10,659 |  |  | 8,748 |
Provision for loan losses | 6,887 |  |  | (921 | ) |  | (3,670 | ) |  | 10,271 |  |  | 868 |  |  | 339 |
Charge-offs | (13,643 | ) |  | (793 | ) |  | (3,736 | ) |  | (4,671 | ) |  | (2,594 | ) |  | (1,849 | )
Recoveries | 6,253 |  |  | 299 |  |  | 3,340 |  |  | 1,463 |  |  | 366 |  |  | 785 |
Balance at end of period | $ | 130,351 |  |  | 14,067 |  |  | 70,332 |  |  | 28,630 |  |  | 9,299 |  |  | 8,023 |
| Year ended December 31, 2012
(Dollars in thousands) | Total |  | Residential Real Estate |  | Commercial Real Estate |  | Other Commercial |  | Home Equity |  | Other Consumer
Allowance for loan and lease losses |  |  |  |  |  |  |  |  |  |  |
Balance at beginning of period | $ | 137,516 |  |  | 17,227 |  |  | 76,920 |  |  | 20,833 |  |  | 13,616 |  |  | 8,920 |
Provision for loan losses | 21,525 |  |  | 2,879 |  |  | 11,012 |  |  | 4,690 |  |  | 324 |  |  | 2,620 |
Charge-offs | (34,672 | ) |  | (5,267 | ) |  | (16,339 | ) |  | (5,239 | ) |  | (4,369 | ) |  | (3,458 | )
Recoveries | 6,485 |  |  | 643 |  |  | 2,805 |  |  | 1,283 |  |  | 1,088 |  |  | 666 |
Balance at end of period | $ | 130,854 |  |  | 15,482 |  |  | 74,398 |  |  | 21,567 |  |  | 10,659 |  |  | 8,748 |
| Year ended December 31, 2011
(Dollars in thousands) | Total |  | Residential Real Estate |  | Commercial Real Estate |  | Other Commercial |  | Home Equity |  | Other Consumer
Allowance for loan and lease losses |  |  |  |  |  |  |  |  |  |  |
Balance at beginning of period | $ | 137,107 |  |  | 20,957 |  |  | 76,147 |  |  | 19,932 |  |  | 13,334 |  |  | 6,737 |
Provision for loan losses | 64,500 |  |  | 1,455 |  |  | 39,563 |  |  | 10,709 |  |  | 4,450 |  |  | 8,323 |
Charge-offs | (69,366 | ) |  | (5,671 | ) |  | (42,042 | ) |  | (10,386 | ) |  | (4,644 | ) |  | (6,623 | )
Recoveries | 5,275 |  |  | 486 |  |  | 3,252 |  |  | 578 |  |  | 476 |  |  | 483 |
Balance at end of period | $ | 137,516 |  |  | 17,227 |  |  | 76,920 |  |  | 20,833 |  |  | 13,616 |  |  | 8,920 |
Summary of Loans and ALLL on a portfolio class basis |
| December 31, 2013
(Dollars in thousands) | Total |  | Residential Real Estate |  | Commercial Real Estate |  | Other Commercial |  | Home Equity |  | Other Consumer
Allowance for loan and lease losses |  |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | $ | 11,949 |  |  | 990 |  |  | 3,763 |  |  | 6,155 |  |  | 265 |  |  | 776 |
Collectively evaluated for impairment | 118,402 |  |  | 13,077 |  |  | 66,569 |  |  | 22,475 |  |  | 9,034 |  |  | 7,247 |
Total allowance for loan and lease losses | $ | 130,351 |  |  | 14,067 |  |  | 70,332 |  |  | 28,630 |  |  | 9,299 |  |  | 8,023 |
Loans receivable |  |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | $ | 199,680 |  |  | 24,070 |  |  | 119,526 |  |  | 41,504 |  |  | 9,039 |  |  | 5,541 |
Collectively evaluated for impairment | 3,863,158 |  |  | 553,519 |  |  | 1,929,721 |  |  | 810,532 |  |  | 357,426 |  |  | 211,960 |
Total loans receivable | $ | 4,062,838 |  |  | 577,589 |  |  | 2,049,247 |  |  | 852,036 |  |  | 366,465 |  |  | 217,501 |
| December 31, 2012
(Dollars in thousands) | Total |  | Residential Real Estate |  | Commercial Real Estate |  | Other Commercial |  | Home Equity |  | Other Consumer
Allowance for loan and lease losses |  |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | $ | 15,534 |  |  | 1,680 |  |  | 7,716 |  |  | 3,859 |  |  | 870 |  |  | 1,409 |
Collectively evaluated for impairment | 115,320 |  |  | 13,802 |  |  | 66,682 |  |  | 17,708 |  |  | 9,789 |  |  | 7,339 |
Total allowance for loan and lease losses | $ | 130,854 |  |  | 15,482 |  |  | 74,398 |  |  | 21,567 |  |  | 10,659 |  |  | 8,748 |
Loans receivable |  |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | $ | 201,735 |  |  | 25,862 |  |  | 125,282 |  |  | 33,593 |  |  | 11,074 |  |  | 5,924 |
Collectively evaluated for impairment | 3,195,690 |  |  | 490,605 |  |  | 1,530,226 |  |  | 589,804 |  |  | 392,851 |  |  | 192,204 |
Total loans receivable | $ | 3,397,425 |  |  | 516,467 |  |  | 1,655,508 |  |  | 623,397 |  |  | 403,925 |  |  | 198,128 |
Summary of the impaired loans on a portfolio class basis |
| At or for the Year ended December 31, 2013
(Dollars in thousands) | Total |  | Residential Real Estate |  | Commercial Real Estate |  | Other Commercial |  | Home Equity |  | Other Consumer
Loans with a specific valuation allowance |  |  |  |  |  |  |  |  |  |  |
Recorded balance | $ | 61,503 |  |  | 7,233 |  |  | 23,917 |  |  | 27,015 |  |  | 886 |  |  | 2,452 |
Unpaid principal balance | 63,406 |  |  | 7,394 |  |  | 25,331 |  |  | 27,238 |  |  | 949 |  |  | 2,494 |
Specific valuation allowance | 11,949 |  |  | 990 |  |  | 3,763 |  |  | 6,155 |  |  | 265 |  |  | 776 |
Average balance | 59,823 |  |  | 7,237 |  |  | 26,105 |  |  | 22,460 |  |  | 767 |  |  | 3,254 |
Loans without a specific valuation allowance |  |  |  |  |  |  |  |  |  |  |
Recorded balance | $ | 138,177 |  |  | 16,837 |  |  | 95,609 |  |  | 14,489 |  |  | 8,153 |  |  | 3,089 |
Unpaid principal balance | 169,082 |  |  | 18,033 |  |  | 119,017 |  |  | 19,156 |  |  | 9,631 |  |  | 3,245 |
Average balance | 139,129 |  |  | 18,103 |  |  | 95,808 |  |  | 14,106 |  |  | 8,844 |  |  | 2,268 |
Totals |  |  |  |  |  |  |  |  |  |  |
Recorded balance | $ | 199,680 |  |  | 24,070 |  |  | 119,526 |  |  | 41,504 |  |  | 9,039 |  |  | 5,541 |
Unpaid principal balance | 232,488 |  |  | 25,427 |  |  | 144,348 |  |  | 46,394 |  |  | 10,580 |  |  | 5,739 |
Specific valuation allowance | 11,949 |  |  | 990 |  |  | 3,763 |  |  | 6,155 |  |  | 265 |  |  | 776 |
Average balance | 198,952 |  |  | 25,340 |  |  | 121,913 |  |  | 36,566 |  |  | 9,611 |  |  | 5,522 |
| At or for the Year ended December 31, 2012
(Dollars in thousands) | Total |  | Residential Real Estate |  | Commercial Real Estate |  | Other Commercial |  | Home Equity |  | Other Consumer
Loans with a specific valuation allowance |  |  |  |  |  |  |  |  |  |  |
Recorded balance | $ | 62,759 |  |  | 7,334 |  |  | 29,595 |  |  | 21,205 |  |  | 1,354 |  |  | 3,271 |
Unpaid principal balance | 70,261 |  |  | 7,459 |  |  | 36,887 |  |  | 21,278 |  |  | 1,362 |  |  | 3,275 |
Specific valuation allowance | 15,534 |  |  | 1,680 |  |  | 7,716 |  |  | 3,859 |  |  | 870 |  |  | 1,409 |
Average balance | 76,656 |  |  | 12,797 |  |  | 36,164 |  |  | 22,665 |  |  | 1,390 |  |  | 3,640 |
Loans without a specific valuation allowance |  |  |  |  |  |  |  |  |  |  |
Recorded balance | $ | 138,976 |  |  | 18,528 |  |  | 95,687 |  |  | 12,388 |  |  | 9,720 |  |  | 2,653 |
Unpaid principal balance | 149,412 |  |  | 19,613 |  |  | 102,798 |  |  | 14,318 |  |  | 9,965 |  |  | 2,718 |
Average balance | 162,505 |  |  | 16,034 |  |  | 111,554 |  |  | 19,733 |  |  | 11,993 |  |  | 3,191 |
Totals |  |  |  |  |  |  |  |  |  |  |
Recorded balance | $ | 201,735 |  |  | 25,862 |  |  | 125,282 |  |  | 33,593 |  |  | 11,074 |  |  | 5,924 |
Unpaid principal balance | 219,673 |  |  | 27,072 |  |  | 139,685 |  |  | 35,596 |  |  | 11,327 |  |  | 5,993 |
Specific valuation allowance | 15,534 |  |  | 1,680 |  |  | 7,716 |  |  | 3,859 |  |  | 870 |  |  | 1,409 |
Average balance | 239,161 |  |  | 28,831 |  |  | 147,718 |  |  | 42,398 |  |  | 13,383 |  |  | 6,831 |
Loan portfolio aging analysis on a portfolio class basis |
| December 31, 2013
(Dollars in thousands) | Total |  | Residential Real Estate |  | Commercial Real Estate |  | Other Commercial |  | Home Equity |  | Other Consumer
Accruing loans 30-59 days past due | $ | 25,761 |  |  | 10,367 |  |  | 7,016 |  |  | 3,673 |  |  | 2,432 |  |  | 2,273 |
Accruing loans 60-89 days past due | 6,355 |  |  | 1,055 |  |  | 2,709 |  |  | 1,421 |  |  | 668 |  |  | 502 |
Accruing loans 90 days or more past due | 604 |  |  | 429 |  |  | — |  |  | 160 |  |  | 5 |  |  | 10 |
Non-accrual loans | 81,956 |  |  | 10,702 |  |  | 51,438 |  |  | 10,139 |  |  | 7,950 |  |  | 1,727 |
Total past due and non-accrual loans | 114,676 |  |  | 22,553 |  |  | 61,163 |  |  | 15,393 |  |  | 11,055 |  |  | 4,512 |
Current loans receivable | 3,948,162 |  |  | 555,036 |  |  | 1,988,084 |  |  | 836,643 |  |  | 355,410 |  |  | 212,989 |
Total loans receivable | $ | 4,062,838 |  |  | 577,589 |  |  | 2,049,247 |  |  | 852,036 |  |  | 366,465 |  |  | 217,501 |
| December 31, 2012
(Dollars in thousands) | Total |  | Residential Real Estate |  | Commercial Real Estate |  | Other Commercial |  | Home Equity |  | Other Consumer
Accruing loans 30-59 days past due | $ | 17,454 |  |  | 3,897 |  |  | 7,424 |  |  | 2,020 |  |  | 2,872 |  |  | 1,241 |
Accruing loans 60-89 days past due | 9,643 |  |  | 1,870 |  |  | 3,745 |  |  | 645 |  |  | 2,980 |  |  | 403 |
Accruing loans 90 days or more past due | 1,479 |  |  | 451 |  |  | 594 |  |  | 197 |  |  | 188 |  |  | 49 |
Non-accrual loans | 96,933 |  |  | 14,237 |  |  | 55,687 |  |  | 13,200 |  |  | 11,241 |  |  | 2,568 |
Total past due and non-accrual loans | 125,509 |  |  | 20,455 |  |  | 67,450 |  |  | 16,062 |  |  | 17,281 |  |  | 4,261 |
Current loans receivable | 3,271,916 |  |  | 496,012 |  |  | 1,588,058 |  |  | 607,335 |  |  | 386,644 |  |  | 193,867 |
Total loans receivable | $ | 3,397,425 |  |  | 516,467 |  |  | 1,655,508 |  |  | 623,397 |  |  | 403,925 |  |  | 198,128 |
Summary of TDRs on a portfolio class basis |
| Year ended December 31, 2013
(Dollars in thousands) | Total |  | Residential Real Estate |  | Commercial Real Estate |  | Other Commercial |  | Home Equity |  | Other Consumer
Troubled debt restructurings |  |  |  |  |  |  |  |  |  |  |
Number of loans | 63 |  |  | 9 |  |  | 21 |  |  | 23 |  |  | 2 |  |  | 8 |
Pre-modification recorded balance | $ | 29,046 |  |  | 1,907 |  |  | 20,334 |  |  | 6,087 |  |  | 147 |  |  | 571 |
Post-modification recorded balance | $ | 29,359 |  |  | 2,293 |  |  | 20,334 |  |  | 6,087 |  |  | 147 |  |  | 498 |
Troubled debt restructurings that subsequently defaulted |  |  |  |  |  |  |  |  |  |  |
Number of loans | 5 |  |  | 1 |  |  | 1 |  |  | 3 |  |  | — |  |  | — |
Recorded balance | $ | 849 |  |  | 265 |  |  | 79 |  |  | 505 |  |  | — |  |  | — |
Note 4. Loans Receivable, Net (continued)
| Year ended December 31, 2012
(Dollars in thousands) | Total |  | Residential Real Estate |  | Commercial Real Estate |  | Other Commercial |  | Home Equity |  | Other Consumer
Troubled debt restructurings |  |  |  |  |  |  |  |  |  |  |
Number of loans | 198 |  |  | 11 |  |  | 85 |  |  | 75 |  |  | 10 |  |  | 17 |
Pre-modification recorded balance | $ | 90,747 |  |  | 2,280 |  |  | 57,382 |  |  | 28,639 |  |  | 1,358 |  |  | 1,088 |
Post-modification recorded balance | $ | 89,558 |  |  | 2,281 |  |  | 56,120 |  |  | 28,711 |  |  | 1,358 |  |  | 1,088 |
Troubled debt restructurings that subsequently defaulted |  |  |  |  |  |  |  |  |  |  |
Number of loans | 14 |  |  | — |  |  | 4 |  |  | 6 |  |  | 3 |  |  | 1 |
Recorded balance | $ | 8,304 |  |  | — |  |  | 6,192 |  |  | 1,753 |  |  | 301 |  |  | 58 |
| Year ended December 31, 2011
(Dollars in thousands) | Total |  | Residential Real Estate |  | Commercial Real Estate |  | Other Commercial |  | Home Equity |  | Other Consumer
Troubled debt restructurings |  |  |  |  |  |  |  |  |  |  |
Number of loans | 338 |  |  | 20 |  |  | 120 |  |  | 149 |  |  | 22 |  |  | 27 |
Pre-modification recorded balance | $ | 158,295 |  |  | 13,500 |  |  | 109,593 |  |  | 20,446 |  |  | 9,198 |  |  | 5,558 |
Post-modification recorded balance | $ | 155,827 |  |  | 13,452 |  |  | 107,778 |  |  | 20,434 |  |  | 9,200 |  |  | 4,963 |
Troubled debt restructurings that subsequently defaulted |  |  |  |  |  |  |  |  |  |  |
Number of loans | 66 |  |  | 4 |  |  | 29 |  |  | 22 |  |  | 7 |  |  | 4 |
Recorded balance | $ | 41,236 |  |  | 2,291 |  |  | 32,615 |  |  | 2,718 |  |  | 3,202 |  |  | 410 |

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- Definition Tabular disclosure of financing receivables (examples of financing receivables include loans, trade accounts receivable and notes receivable) and activity in the allowance for credit losses account. + 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=28368275&loc=SL6953423-111524 + Details
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