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Note 5 - Loans (Tables) | 12 Months Ended
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Dec. 31, 2014
Note 5 - Loans (Tables) [Line Items] |
Schedule of Components of Loans in Consolidated Balance Sheets [Table Text Block] |
|  | As of December 31, |
|  | 2014 |  |  | 2013 |
|  | (In thousands) |
Type of Loans: |  |  |  |  |  |  |  |
Commercial loans |  | $ | 2,382,493 |  |  | $ | 2,298,724 |
Real estate construction loans |  |  | 298,654 |  |  |  | 221,701 |
Commercial mortgage loans |  |  | 4,486,443 |  |  |  | 4,023,051 |
Residential mortgage loans |  |  | 1,570,059 |  |  |  | 1,355,255 |
Equity lines |  |  | 172,879 |  |  |  | 171,277 |
Installment and other loans |  |  | 3,552 |  |  |  | 14,555 |
Gross loans |  |  | 8,914,080 |  |  |  | 8,084,563 |
Less: |  |  |  |  |  |  |  |
Allowance for loan losses |  |  | (161,420 | ) |  |  | (173,889 | )
Unamortized deferred loan fees |  |  | (12,392 | ) |  |  | (13,487 | )
Total loans and leases, net |  | $ | 8,740,268 |  |  | $ | 7,897,187 |
Loans held for sale |  | $ | 973 |  |  | $ | - |
Schedule of Related Party Transactions [Table Text Block] |
|  | December 31, |
|  | 2014 |  |  | 2013 |
|  | (In thousands) |
Balance at beginning of year |  | $ | 126,985 |  |  | $ | 172,584 |
Additional loans made |  |  | 50,657 |  |  |  | 64,063 |
Payment received |  |  | (119,783 | ) |  |  | (109,662 | )
Balance at end of year |  | $ | 57,859 |  |  | $ | 126,985 |
Schedule of Impaired Loans and Related Allowance and Charge-off [Table Text Block] |
|  | Impaired Loans |
|  | As of December 31, 2014 |  |  | As of December 31, 2013 |
|  | Unpaid Principal Balance |  |  | Recorded Investment |  |  | Allowance |  |  | Unpaid Principal Balance |  |  | Recorded Investment |  |  | Allowance |
|  | (Dollars in thousands) |
With no allocated allowance |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial loans |  | $ | 19,479 |  |  | $ | 18,452 |  |  | $ | - |  |  | $ | 20,992 |  |  | $ | 18,905 |  |  | $ | - |
Real estate construction loans |  |  | 32,924 |  |  |  | 17,025 |  |  |  | - |  |  |  | 25,401 |  |  |  | 15,097 |  |  |  | - |
Commercial mortgage loans |  |  | 77,474 |  |  |  | 75,172 |  |  |  | - |  |  |  | 105,593 |  |  |  | 78,930 |  |  |  | - |
Residential mortgage and equity lines |  |  | 2,518 |  |  |  | 2,518 |  |  |  | - |  |  |  | 4,892 |  |  |  | 4,892 |  |  |  | - |
Subtotal |  | $ | 132,395 |  |  | $ | 113,167 |  |  | $ | - |  |  | $ | 156,878 |  |  | $ | 117,824 |  |  | $ | - |
With allocated allowance |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commercial loans |  | $ | 7,003 |  |  | $ | 5,037 |  |  | $ | 1,263 |  |  | $ | 22,737 |  |  | $ | 13,063 |  |  | $ | 2,519 |
Real estate construction loans |  |  | 19,006 |  |  |  | 8,703 |  |  |  | 1,077 |  |  |  | 28,475 |  |  |  | 19,323 |  |  |  | 3,460 |
Commercial mortgage loans |  |  | 38,197 |  |  |  | 34,022 |  |  |  | 8,993 |  |  |  | 39,223 |  |  |  | 35,613 |  |  |  | 6,584 |
Residential mortgage and equity lines |  |  | 14,019 |  |  |  | 13,590 |  |  |  | 465 |  |  |  | 16,535 |  |  |  | 14,957 |  |  |  | 721 |
Subtotal |  | $ | 78,225 |  |  | $ | 61,352 |  |  | $ | 11,798 |  |  | $ | 106,970 |  |  | $ | 82,956 |  |  | $ | 13,284 |
Total impaired loans |  | $ | 210,620 |  |  | $ | 174,519 |  |  | $ | 11,798 |  |  | $ | 263,848 |  |  | $ | 200,780 |  |  | $ | 13,284 |
Impaired Financing Receivables [Table Text Block] |
|  | For the year ended December 31, |
|  | 2014 |  |  | 2013 |  |  | 2012 |  |  | 2014 |  |  | 2013 |  |  | 2012 |
|  | Average Recorded Investment |  |  | Interest Income Recognized |
|  | (In thousands) |
Commercial loans |  | $ | 26,128 |  |  | $ | 27,123 |  |  | $ | 31,798 |  |  | $ | 878 |  |  | $ | 770 |  |  | $ | 580 |
Real estate construction loans |  |  | 32,439 |  |  |  | 37,875 |  |  |  | 49,094 |  |  |  | 264 |  |  |  | 284 |  |  |  | 265 |
Commercial mortgage loans |  |  | 114,248 |  |  |  | 138,121 |  |  |  | 178,822 |  |  |  | 3,735 |  |  |  | 4,256 |  |  |  | 8,221 |
Residential mortgage and equity lines |  |  | 17,411 |  |  |  | 18,033 |  |  |  | 18,062 |  |  |  | 462 |  |  |  | 289 |  |  |  | 239 |
Subtotal |  | $ | 190,226 |  |  | $ | 221,152 |  |  | $ | 277,776 |  |  | $ | 5,339 |  |  | $ | 5,599 |  |  | $ | 9,305 |
Schedule of Financing Receivables, Non Accrual Status [Table Text Block] |
|  | 2014 |  |  | 2013 |  |  | 2012 |
|  | (In thousands) |
Non-accrual portfolio loans |  | $ | 70,163 |  |  | $ | 83,183 |  |  | $ | 103,902 |
Non-accrual loans held-for-sale |  |  | 973 |  |  |  | - |  |  |  | - |
Total non-accrual loans |  | $ | 71,136 |  |  | $ | 83,183 |  |  | $ | 103,902 |
Contractual interest due |  | $ | 6,663 |  |  | $ | 5,851 |  |  | $ | 6,621 |
Interest recognized |  |  | 217 |  |  |  | 22 |  |  |  | 1,006 |
Net interest foregone |  | $ | 6,446 |  |  | $ | 5,829 |  |  | $ | 5,615 |
Past Due Financing Receivables [Table Text Block] |
|  | As of December 31, 2014 |
|  | 30-59 Days Past Due |  |  | 60-89 Days Past Due |  |  | Greater than 90 Days Past Due |  |  | Non-accrual Loans |  |  | Total Past Due |  |  | Loans Not Past Due |  |  | Total |
Type of Loans: |  | (In thousands) |
Commercial loans |  | $ | 11,595 |  |  | $ | 1,238 |  |  | $ | - |  |  | $ | 6,983 |  |  | $ | 19,816 |  |  | $ | 2,362,677 |  |  | $ | 2,382,493 |
Real estate construction loans |  |  | 1,416 |  |  |  | - |  |  |  | - |  |  |  | 19,963 |  |  |  | 21,379 |  |  |  | 277,275 |  |  |  | 298,654 |
Commercial mortgage loans |  |  | 17,654 |  |  |  | 3,909 |  |  |  | - |  |  |  | 35,606 |  |  |  | 57,169 |  |  |  | 4,429,274 |  |  |  | 4,486,443 |
Residential mortgage loans |  |  | 5,634 |  |  |  | 732 |  |  |  | - |  |  |  | 7,611 |  |  |  | 13,977 |  |  |  | 1,728,961 |  |  |  | 1,742,938 |
Installment and other loans |  |  | 60 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 60 |  |  |  | 3,492 |  |  |  | 3,552 |
Total loans |  | $ | 36,359 |  |  | $ | 5,879 |  |  | $ | - |  |  | $ | 70,163 |  |  | $ | 112,401 |  |  | $ | 8,801,679 |  |  | $ | 8,914,080 |
|  | As of December 31, 2013 |
|  | 30-59 Days Past Due |  |  | 60-89 Days Past Due |  |  | Greater than 90 Days Past Due |  |  | Non-accrual Loans |  |  | Total Past Due |  |  | Loans Not Past Due |  |  | Total |
Type of Loans: |  | (In thousands) |
Commercial loans |  | $ | 7,170 |  |  | $ | 16,562 |  |  | $ | - |  |  | $ | 21,232 |  |  | $ | 44,964 |  |  | $ | 2,253,760 |  |  | $ | 2,298,724 |
Real estate construction loans |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 28,586 |  |  |  | 28,586 |  |  |  | 193,115 |  |  |  | 221,701 |
Commercial mortgage loans |  |  | 20,043 |  |  |  | 7,862 |  |  |  | 982 |  |  |  | 19,621 |  |  |  | 48,508 |  |  |  | 3,974,543 |  |  |  | 4,023,051 |
Residential mortgage loans |  |  | 3,508 |  |  |  | 832 |  |  |  | - |  |  |  | 13,744 |  |  |  | 18,084 |  |  |  | 1,508,448 |  |  |  | 1,526,532 |
Installment and other loans |  |  | 100 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 100 |  |  |  | 14,455 |  |  |  | 14,555 |
Total loans |  | $ | 30,821 |  |  | $ | 25,256 |  |  | $ | 982 |  |  | $ | 83,183 |  |  | $ | 140,242 |  |  | $ | 7,944,321 |  |  | $ | 8,084,563 |
Schedule of Troubled Debt Restructurings [Table Text Block] |
|  | No. of Contracts |  |  | Pre-Modification Outstanding Recorded Investment |  |  | Post-Modification Outstanding Recorded Investment |  |  | Specific Reserve |  |  | Charge-offs |
|  | (Dollars in thousands) |
Commercial loans |  |  | 4 |  |  | $ | 10,539 |  |  | $ | 10,539 |  |  | $ | 21 |  |  | $ | - |
Commercial mortgage loans |  |  | 3 |  |  |  | 11,817 |  |  |  | 11,817 |  |  |  | 5,550 |  |  |  | - |
Residential mortgage and equity lines |  |  | 7 |  |  |  | 2,715 |  |  |  | 2,715 |  |  |  | 29 |  |  |  | - |
Total |  |  | 14 |  |  | $ | 25,071 |  |  | $ | 25,071 |  |  | $ | 5,600 |  |  | $ | - |
|  | No. of Contracts |  |  | Pre-Modification Outstanding Recorded Investment |  |  | Post-Modification Outstanding Recorded Investment |  |  | Specific Reserve |  |  | Charge-offs |
|  | (Dollars in thousands) |
Commercial loans |  |  | 9 |  |  | $ | 12,026 |  |  | $ | 10,860 |  |  | $ | 550 |  |  | $ | 1,166 |
Commercial mortgage loans |  |  | 5 |  |  |  | 13,090 |  |  |  | 13,090 |  |  |  | 329 |  |  |  | - |
Residential mortgage and equity lines |  |  | 11 |  |  |  | 3,736 |  |  |  | 3,658 |  |  |  | 103 |  |  |  | 78 |
Total |  |  | 25 |  |  | $ | 28,852 |  |  | $ | 27,608 |  |  | $ | 982 |  |  | $ | 1,244 |
|  | No. of Contracts |  |  | Pre-Modification Outstanding Recorded Investment |  |  | Post-Modification Outstanding Recorded Investment |  |  | Specific Reserve |  |  | Charge-off |
|  | (Dollars in thousands) |
Commercial loans |  |  | 9 |  |  | $ | 3,646 |  |  | $ | 3,646 |  |  | $ | 1,213 |  |  | $ | - |
Commercial mortgage loans |  |  | 20 |  |  |  | 62,118 |  |  |  | 58,393 |  |  |  | 27 |  |  |  | 3,725 |
Residential mortgage and equity lines |  |  | 14 |  |  |  | 4,305 |  |  |  | 4,223 |  |  |  | 162 |  |  |  | 82 |
Total |  |  | 43 |  |  | $ | 70,069 |  |  | $ | 66,262 |  |  | $ | 1,402 |  |  | $ | 3,807 |
Troubled Debt Restructurings on Financing Receivables [Table Text Block] |
|  |  |  |  |  | December 31, 2014 |
Accruing TDRs |  | Interest Deferral |  |  | Principal Deferral |  |  | Rate Reduction |  |  | Rate Reduction and Forgiveness of Principal |  |  | Rate Reduction and Payment Deferral |  |  | Total |
|  | (In thousands) |
Commercial loans |  | $ | - |  |  | $ | 11,572 |  |  | $ | - |  |  | $ | - |  |  | $ | 4,934 |  |  | $ | 16,506 |
Real estate construction loans |  |  | - |  |  |  | 5,765 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 5,765 |
Commercial mortgage loans |  |  | 436 |  |  |  | 20,107 |  |  |  | 26,694 |  |  |  | - |  |  |  | 26,351 |  |  |  | 73,588 |
Residential mortgage loans |  |  | - |  |  |  | 3,316 |  |  |  | - |  |  |  | 410 |  |  |  | 4,771 |  |  |  | 8,497 |
Total accruing TDRs |  | $ | 436 |  |  | $ | 40,760 |  |  | $ | 26,694 |  |  | $ | 410 |  |  | $ | 36,056 |  |  | $ | 104,356 |
|  | As of December 31, 2013 |
Accruing TDRs |  | Principal Deferral |  |  | Rate Reduction |  |  | Rate Reduction and Forgiveness of Principal |  |  | Rate Reduction and Payment Deferral |  |  | Total |
|  | (In thousands) |
Commercial loans |  | $ | 9,112 |  |  | $ | 2,916 |  |  | $ | - |  |  | $ | 2,708 |  |  | $ | 14,736 |
Real estate construction loans |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 5,834 |  |  |  | 5,834 |
Commercial mortgage loans |  |  | 11,333 |  |  |  | 9,389 |  |  |  | - |  |  |  | 70,200 |  |  |  | 90,922 |
Residential mortgage loans |  |  | 1,564 |  |  |  | 1,024 |  |  |  | - |  |  |  | 3,517 |  |  |  | 6,105 |
Total accruing TDRs |  | $ | 22,009 |  |  | $ | 13,329 |  |  | $ | - |  |  | $ | 82,259 |  |  | $ | 117,597 |
Non Accrual Troubled Debt Restructurings [Table Text Block] |
|  | December 31, 2014 |
Non-accrual TDRs |  | Interest Deferral |  |  | Principal Deferral |  |  | Rate Reduction |  |  | Rate Reduction and Payment Deferral |  |  | Total |
|  | (In thousands) |
Commercial loans |  | $ | 1,184 |  |  | $ | 239 |  |  | $ | 860 |  |  | $ | 1,269 |  |  | $ | 3,552 |
Real estate construction loans |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 19,462 |  |  |  | 19,462 |
Commercial mortgage loans |  |  | - |  |  |  | 15,917 |  |  |  | - |  |  |  | 973 |  |  |  | 16,890 |
Residential mortgage loans |  |  | - |  |  |  | 1,026 |  |  |  | - |  |  |  | 688 |  |  |  | 1,714 |
Total non-accrual TDRs |  | $ | 1,184 |  |  | $ | 17,182 |  |  | $ | 860 |  |  | $ | 22,392 |  |  | $ | 41,618 |
|  | As of December 31,2013 |
Non-accrual TDRs |  | Interest Deferral |  |  | Principal Deferral |  |  | Rate Reduction and Forgiveness of Principal |  |  | Rate Reduction and Payment Deferral |  |  | Total |
|  | (In thousands) |
Commercial loans |  | $ | - |  |  | $ | 2,866 |  |  | $ | 1,352 |  |  | $ | - |  |  | $ | 4,218 |
Real estate construction loans |  |  | - |  |  |  | 16,009 |  |  |  | - |  |  |  | 9,263 |  |  |  | 25,272 |
Commercial mortgage loans |  |  | 1,443 |  |  |  | 2,168 |  |  |  | - |  |  |  | 1,843 |  |  |  | 5,454 |
Residential mortgage loans |  |  | 241 |  |  |  | 2,206 |  |  |  | - |  |  |  | 1,378 |  |  |  | 3,825 |
Total non-accrual TDRs |  | $ | 1,684 |  |  | $ | 23,249 |  |  | $ | 1,352 |  |  | $ | 12,484 |  |  | $ | 38,769 |
Activity Within The Troubled Debt Resturings [Table Text Block] |
Accruing TDRs |  | 2014 |  |  | 2013 |  |  | 2012 |
|  | (In thousands) |
Beginning balance |  | $ | 117,597 |  |  | $ | 144,695 |  |  | $ | 120,016 |
New restructurings |  |  | 23,740 |  |  |  | 21,382 |  |  |  | 53,958 |
Restructured loans restored to accrual status |  |  | 962 |  |  |  | 6,851 |  |  |  | 8,356 |
Charge-offs |  |  | - |  |  |  | (78 | ) |  |  | (251 | )
Payments |  |  | (13,256 | ) |  |  | (52,362 | ) |  |  | (5,159 | )
Restructured loans placed on non-accrual |  |  | (24,687 | ) |  |  | (2,891 | ) |  |  | (32,225 | )
Ending balance |  | $ | 104,356 |  |  | $ | 117,597 |  |  | $ | 144,695 |
Non-accrual TDRs |  | 2014 |  |  | 2013 |  |  | 2012 |
|  | (In thousands) |
Beginning balance |  | $ | 38,769 |  |  | $ | 47,731 |  |  | $ | 50,870 |
New restructurings |  |  | 1,331 |  |  |  | 6,226 |  |  |  | 12,304 |
Restructured loans placed on non-accrual |  |  | 24,687 |  |  |  | 2,891 |  |  |  | 32,225 |
Charge-offs |  |  | (8,937 | ) |  |  | (2,124 | ) |  |  | (4,182 | )
Payments |  |  | (11,710 | ) |  |  | (4,295 | ) |  |  | (33,931 | )
Foreclosures |  |  | (1,560 | ) |  |  | (4,809 | ) |  |  | (1,199 | )
Restructured loans restored to accrual status |  |  | (962 | ) |  |  | (6,851 | ) |  |  | (8,356 | )
Ending balance |  | $ | 41,618 |  |  | $ | 38,769 |  |  | $ | 47,731 |
Financing Receivable Credit Quality Indicators [Table Text Block] |
|  | As of December 31, 2014 |
|  | Pass/Watch |  |  | Special Mention |  |  | Substandard |  |  | Doubtful |  |  | Total |
Commercial loans |  | $ | 2,260,474 |  |  | $ | 47,619 |  |  | $ | 72,561 |  |  | $ | 1,839 |  |  | $ | 2,382,493 |
Real estate construction loans |  |  | 272,927 |  |  |  | - |  |  |  | 25,227 |  |  |  | 500 |  |  |  | 298,654 |
Commercial mortgage loans |  |  | 4,213,453 |  |  |  | 105,970 |  |  |  | 167,020 |  |  |  | - |  |  |  | 4,486,443 |
Residential mortgage and equity lines |  |  | 1,733,248 |  |  |  | - |  |  |  | 9,690 |  |  |  | - |  |  |  | 1,742,938 |
Installment and other loans |  |  | 3,552 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 3,552 |
Total gross loans |  | $ | 8,483,654 |  |  | $ | 153,589 |  |  | $ | 274,498 |  |  | $ | 2,339 |  |  | $ | 8,914,080 |
Loans held for sale |  | $ | - |  |  | $ | - |  |  | $ | 973 |  |  | $ | - |  |  | $ | 973 |
|  | As of December 31, 2013 |
|  | Pass/Watch |  |  | Special Mention |  |  | Substandard |  |  | Doubtful |  |  | Total |
Commercial loans |  | $ | 2,108,191 |  |  | $ | 84,786 |  |  | $ | 102,088 |  |  | $ | 3,659 |  |  | $ | 2,298,724 |
Real estate construction loans |  |  | 184,449 |  |  |  | - |  |  |  | 33,939 |  |  |  | 3,313 |  |  |  | 221,701 |
Commercial mortgage loans |  |  | 3,686,788 |  |  |  | 127,436 |  |  |  | 208,827 |  |  |  | - |  |  |  | 4,023,051 |
Residential mortgage and equity lines |  |  | 1,510,647 |  |  |  | - |  |  |  | 15,885 |  |  |  | - |  |  |  | 1,526,532 |
Installment and other loans |  |  | 14,555 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 14,555 |
Total gross loans |  | $ | 7,504,630 |  |  | $ | 212,222 |  |  | $ | 360,739 |  |  | $ | 6,972 |  |  | $ | 8,084,563 |
Allowance for Credit Losses on Financing Receivables [Table Text Block] |
|  |  |  |  |  | Real Estate |  |  | Commercial |  |  | Residential |  |  | Installment |  |  |  |  |
|  | Commercial |  |  | Construction |  |  | Mortgage |  |  | Mortgage |  |  | and Other |  |  |  |  |
|  | Loans |  |  | Loans |  |  | Loans |  |  | and Equity Lines |  |  | Loans |  |  | Total |
|  | (In thousands) |
2013 Beginning Balance |  | $ | 66,101 |  |  | $ | 23,017 |  |  | $ | 82,473 |  |  | $ | 11,703 |  |  | $ | 28 |  |  | $ | 183,322 |
Provision/(reversal) for possible loan losses |  |  | 11,888 |  |  |  | (13,302 | ) |  |  | (2,500 | ) |  |  | 924 |  |  |  | (10 | ) |  |  | (3,000 | )
Charge-offs |  |  | (15,625 | ) |  |  | - |  |  |  | (3,945 | ) |  |  | (872 | ) |  |  | - |  |  |  | (20,442 | )
Recoveries |  |  | 2,739 |  |  |  | 2,284 |  |  |  | 8,725 |  |  |  | 250 |  |  |  | 11 |  |  |  | 14,009 |
Net Charge-offs |  |  | (12,886 | ) |  |  | 2,284 |  |  |  | 4,780 |  |  |  | (622 | ) |  |  | 11 |  |  |  | (6,433 | )
2013 Ending Balance |  | $ | 65,103 |  |  | $ | 11,999 |  |  | $ | 84,753 |  |  | $ | 12,005 |  |  | $ | 29 |  |  | $ | 173,889 |
Reserve to impaired loans |  | $ | 2,519 |  |  | $ | 3,460 |  |  | $ | 6,584 |  |  | $ | 721 |  |  | $ | - |  |  | $ | 13,284 |
Reserve to non-impaired loans |  | $ | 62,584 |  |  | $ | 8,539 |  |  | $ | 78,169 |  |  | $ | 11,284 |  |  | $ | 29 |  |  | $ | 160,605 |
Reserve for off-balance sheet credit commitments |  | $ | 909 |  |  | $ | 304 |  |  | $ | 111 |  |  | $ | 38 |  |  | $ | 1 |  |  | $ | 1,363 |
2014 Beginning Balance |  | $ | 65,103 |  |  | $ | 11,999 |  |  | $ | 84,753 |  |  | $ | 12,005 |  |  | $ | 29 |  |  | $ | 173,889 |
Provision/(reversal) for possible loan losses |  |  | (22,244 | ) |  |  | 19,853 |  |  |  | (8,197 | ) |  |  | (558 | ) |  |  | (26 | ) |  |  | (11,172 | )
Charge-offs |  |  | (7,875 | ) |  |  | (6,747 | ) |  |  | (7,458 | ) |  |  | (155 | ) |  |  | - |  |  |  | (22,235 | )
Recoveries |  |  | 12,517 |  |  |  | 2,547 |  |  |  | 5,575 |  |  |  | 286 |  |  |  | 13 |  |  |  | 20,938 |
Net Charge-offs |  |  | 4,642 |  |  |  | (4,200 | ) |  |  | (1,883 | ) |  |  | 131 |  |  |  | 13 |  |  |  | (1,297 | )
2014 Ending Balance |  | $ | 47,501 |  |  | $ | 27,652 |  |  | $ | 74,673 |  |  | $ | 11,578 |  |  | $ | 16 |  |  | $ | 161,420 |
Reserve to impaired loans |  | $ | 1,263 |  |  | $ | 1,077 |  |  | $ | 8,993 |  |  | $ | 465 |  |  | $ | - |  |  | $ | 11,798 |
Reserve to non-impaired loans |  | $ | 46,238 |  |  | $ | 26,575 |  |  | $ | 65,680 |  |  | $ | 11,113 |  |  | $ | 16 |  |  | $ | 149,622 |
Reserve for off-balance sheet credit commitments |  | $ | 923 |  |  | $ | 728 |  |  | $ | 259 |  |  | $ | 39 |  |  | $ | - |  |  | $ | 1,949 |
Schedule of Credit Losses for Financing Receivables, Current [Table Text Block] |
|  | December 31, |
|  | 2014 |  |  | 2013 |  |  | 2012 |
Allowance for Loan Losses |  | (In thousands) |
Balance at beginning of year |  | $ | 173,889 |  |  | $ | 183,322 |  |  | $ | 206,280 |
(Reversal)/provision for credit losses |  |  | (10,800 | ) |  |  | (3,000 | ) |  |  | (9,000 | )
Transfers (to)/from reserve for off-balance sheet credit commitments |  |  | (372 | ) |  |  | - |  |  |  | 706 |
Loans charged off |  |  | (22,235 | ) |  |  | (20,442 | ) |  |  | (32,791 | )
Recoveries of charged off loans |  |  | 20,938 |  |  |  | 14,009 |  |  |  | 18,127 |
Balance at end of year |  | $ | 161,420 |  |  | $ | 173,889 |  |  | $ | 183,322 |
Reserve for Off-balance Sheet Credit Commitments |  |  |  |  |  |  |  |  |  |  |  |
Balance at beginning of year |  | $ | 1,363 |  |  | $ | 1,363 |  |  | $ | 2,069 |
Provision for credit losses/transfers |  |  | 586 |  |  |  | - |  |  |  | (706 | )
Balance at end of year |  | $ | 1,949 |  |  | $ | 1,363 |  |  | $ | 1,363 |
Impairment Method [Member] |
Note 5 - Loans (Tables) [Line Items] |
Impaired Financing Receivables [Table Text Block] |
|  |  |  |  |  | Real Estate |  |  | Commercial |  |  | Residential |  |  |  |  |  |  |  |  |
|  | Commercial |  |  | Construction |  |  | Mortgage |  |  | Mortgage |  |  | Consumer |  |  |  |  |
|  | Loans |  |  | Loans |  |  | Loans |  |  | and Equity Lines |  |  | and Other |  |  | Total |
|  | (In thousands) |
December 31, 2014 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans individually evaluated for impairment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance |  | $ | 1,263 |  |  | $ | 1,077 |  |  | $ | 8,993 |  |  | $ | 465 |  |  | $ | - |  |  | $ | 11,798 |
Balance |  | $ | 23,489 |  |  | $ | 25,728 |  |  | $ | 109,194 |  |  | $ | 16,108 |  |  | $ | - |  |  | $ | 174,519 |
Loans collectively evaluated for impairment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance |  | $ | 46,238 |  |  | $ | 26,575 |  |  | $ | 65,680 |  |  | $ | 11,113 |  |  | $ | 16 |  |  | $ | 149,622 |
Balance |  | $ | 2,359,004 |  |  | $ | 272,926 |  |  | $ | 4,377,249 |  |  | $ | 1,726,830 |  |  | $ | 3,552 |  |  | $ | 8,739,561 |
Total allowance |  | $ | 47,501 |  |  | $ | 27,652 |  |  | $ | 74,673 |  |  | $ | 11,578 |  |  | $ | 16 |  |  | $ | 161,420 |
Total balance |  | $ | 2,382,493 |  |  | $ | 298,654 |  |  | $ | 4,486,443 |  |  | $ | 1,742,938 |  |  | $ | 3,552 |  |  | $ | 8,914,080 |
December 31, 2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans individually evaluated for impairment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance |  | $ | 2,519 |  |  | $ | 3,460 |  |  | $ | 6,584 |  |  | $ | 721 |  |  | $ | - |  |  | $ | 13,284 |
Balance |  | $ | 31,968 |  |  | $ | 34,420 |  |  | $ | 114,544 |  |  | $ | 19,848 |  |  | $ | - |  |  | $ | 200,780 |
Loans collectively evaluated for impairment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance |  | $ | 62,584 |  |  | $ | 8,539 |  |  | $ | 78,169 |  |  | $ | 11,284 |  |  | $ | 29 |  |  | $ | 160,605 |
Balance |  | $ | 2,266,756 |  |  | $ | 187,281 |  |  | $ | 3,908,507 |  |  | $ | 1,506,684 |  |  | $ | 14,555 |  |  | $ | 7,883,783 |
Total allowance |  | $ | 65,103 |  |  | $ | 11,999 |  |  | $ | 84,753 |  |  | $ | 12,005 |  |  | $ | 29 |  |  | $ | 173,889 |
Total balance |  | $ | 2,298,724 |  |  | $ | 221,701 |  |  | $ | 4,023,051 |  |  | $ | 1,526,532 |  |  | $ | 14,555 |  |  | $ | 8,084,563 |

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