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Note 4 - Loans (Tables) | 12 Months Ended
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Dec. 31, 2021
Notes Tables |
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] |
|  | As of December 31, |
|  | 2021 |  |  | 2020 |
|  | (In thousands) |
Type of Loans: |  |  |  |  |  |  |  |
Commercial loans |  | $ | 2,982,399 |  |  | $ | 2,836,833 |
Real estate construction loans |  |  | 611,031 |  |  |  | 679,492 |
Commercial mortgage loans |  |  | 8,143,272 |  |  |  | 7,555,027 |
Residential mortgage loans |  |  | 4,182,006 |  |  |  | 4,145,389 |
Equity lines |  |  | 419,487 |  |  |  | 424,555 |
Installment and other loans |  |  | 4,284 |  |  |  | 3,100 |
Gross loans |  |  | 16,342,479 |  |  |  | 15,644,396 |
Less: |  |  |  |  |  |  |  |
Allowance for loan losses |  |  | (136,157 | ) |  |  | (166,538 | )
Unamortized deferred loan fees |  |  | (4,321 | ) |  |  | (2,494 | )
Total loans, net |  | $ | 16,202,001 |  |  | $ | 15,475,364 |
Schedule of Related Party Transactions [Table Text Block] |
|  | December 31, |
|  | 2021 |  |  | 2020 |
|  | (In thousands) |
Balance at beginning of year |  | $ | 51,288 |  |  | $ | 43,952 |
Additional loans made |  |  | 29,182 |  |  |  | 23,102 |
Payment received |  |  | (41,938 | ) |  |  | (15,766 | )
Balance at end of year |  | $ | 38,532 |  |  | $ | 51,288 |
Impaired Financing Receivables [Table Text Block] |
|  | For the year ended December 31, 2021 |
|  | Average Recorded Investment |  |  | Interest Income Recognized |
|  | (In thousands) |
Commercial loans |  | $ | 21,453 |  |  | $ | — |
Real estate construction loans |  |  | 3,805 |  |  |  | — |
Commercial mortgage loans |  |  | 38,047 |  |  |  | 1,044 |
Residential mortgage and equity lines |  |  | 9,435 |  |  |  | 30 |
Total |  | $ | 72,740 |  |  | $ | 1,074 |
|  | For the year ended December 31, 2020 |
|  | Average Recorded Investment |  |  | Interest Income Recognized |
|  | (In thousands) |
Commercial loans |  | $ | 31,009 |  |  | $ | 246 |
Real estate construction loans |  |  | 4,408 |  |  |  | 294 |
Commercial mortgage loans |  |  | 41,649 |  |  |  | 1,602 |
Residential mortgage and equity lines |  |  | 14,287 |  |  |  | 252 |
Total |  | $ | 91,353 |  |  | $ | 2,394 |
Schedule Of Impaired Loans And Related Allowance And Charge Off [Table Text Block] |
|  | As of December 31, 2021 |
|  | Unpaid Principal Balance |  |  | Recorded Investment |  |  | Allowance |
|  | (In thousands) |
With no allocated allowance: |  |  |  |  |  |  |  |  |  |  |  |
Commercial loans |  | $ | 15,879 |  |  | $ | 11,342 |  |  | $ | — |
Commercial mortgage loans |  |  | 24,437 |  |  |  | 21,209 |  |  |  | — |
Residential mortgage and equity lines |  |  | 6,020 |  |  |  | 5,850 |  |  |  | — |
Subtotal |  | $ | 46,336 |  |  | $ | 38,401 |  |  | $ | — |
With allocated allowance: |  |  |  |  |  |  |  |  |  |  |  |
Commercial loans |  | $ | 14,294 |  |  | $ | 5,217 |  |  | $ | 894 |
Commercial mortgage loans |  |  | 17,930 |  |  |  | 16,964 |  |  |  | 3,631 |
Residential mortgage and equity lines |  |  | 6,048 |  |  |  | 5,264 |  |  |  | 22 |
Subtotal |  | $ | 38,272 |  |  | $ | 27,445 |  |  | $ | 4,547 |
Total non-accrual loans |  | $ | 84,608 |  |  | $ | 65,846 |  |  | $ | 4,547 |
|  | Impaired Loans |
|  | As of December 31, 2020 |
|  | Unpaid Principal Balance |  |  | Recorded Investment |  |  | Allowance |
|  | (In thousands) |
With no allocated allowance: |  |  |  |  |  |  |  |  |  |  |  |
Commercial loans |  | $ | 23,784 |  |  | $ | 20,698 |  |  | $ | — |
Real estate construction loans |  |  | 5,776 |  |  |  | 4,286 |  |  |  | — |
Commercial mortgage loans |  |  | 22,877 |  |  |  | 22,287 |  |  |  | — |
Residential mortgage and equity lines |  |  | 6,379 |  |  |  | 6,307 |  |  |  | — |
Subtotal |  | $ | 58,816 |  |  | $ | 53,578 |  |  | $ | — |
With allocated allowance: |  |  |  |  |  |  |  |  |  |  |  |
Commercial loans |  | $ | 13,703 |  |  | $ | 6,372 |  |  | $ | 1,030 |
Commercial mortgage loans |  |  | 31,134 |  |  |  | 31,003 |  |  |  | 5,254 |
Residential mortgage and equity lines |  |  | 5,005 |  |  |  | 4,452 |  |  |  | 145 |
Subtotal |  | $ | 49,842 |  |  | $ | 41,827 |  |  | $ | 6,429 |
Total impaired loans |  | $ | 108,658 |  |  | $ | 95,405 |  |  | $ | 6,429 |
Financing Receivable, Nonaccrual [Table Text Block] |
|  | As of December 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
|  | (In thousands) |
Non-accrual portfolio loans |  | $ | 65,846 |  |  | $ | 67,684 |  |  | $ | 40,523 |
Contractual interest due |  |  | 4,032 |  |  |  | 3,093 |  |  |  | 1,775 |
Interest recognized |  |  | 1,074 |  |  |  | 1,008 |  |  |  | 85 |
Net interest foregone |  | $ | 2,958 |  |  | $ | 2,085 |  |  | $ | 1,690 |
Financing Receivable, Past Due [Table Text Block] |
|  | As of December 31, 2021 |
|  | 30-59 Days Past Due |  |  | 60-89 Days Past Due |  |  | 90 Days or More Past Due |  |  | Non-accrual Loans |  |  | Total Past Due |  |  | Loans Not Past Due |  |  | Total |
Type of Loans: |  | (In thousands) |
Commercial loans |  | $ | 4,294 |  |  | $ | 9,877 |  |  | $ | 1,439 |  |  | $ | 16,558 |  |  | $ | 32,168 |  |  | $ | 2,950,231 |  |  | $ | 2,982,399 |
Real estate construction loans |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 611,031 |  |  |  | 611,031 |
Commercial mortgage loans |  |  | 8,389 |  |  |  | — |  |  |  | — |  |  |  | 38,173 |  |  |  | 46,562 |  |  |  | 8,096,710 |  |  |  | 8,143,272 |
Residential mortgage loans |  |  | 20,129 |  |  |  | 3,138 |  |  |  | — |  |  |  | 11,115 |  |  |  | 34,382 |  |  |  | 4,567,111 |  |  |  | 4,601,493 |
Installment and other loans |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 4,284 |  |  |  | 4,284 |
Total loans |  | $ | 32,812 |  |  | $ | 13,015 |  |  | $ | 1,439 |  |  | $ | 65,846 |  |  | $ | 113,112 |  |  | $ | 16,229,367 |  |  | $ | 16,342,479 |
|  | As of December 31, 2020 |
|  | 30-59 Days Past Due |  |  | 60-89 Days Past Due |  |  | 90 Days or More Past Due |  |  | Non-accrual Loans |  |  | Total Past Due |  |  | Loans Not Past Due |  |  | Total |
Type of Loans: |  | (In thousands) |
Commercial loans |  | $ | 52,601 |  |  | $ | 3,182 |  |  | $ | 2,947 |  |  | $ | 23,087 |  |  | $ | 81,817 |  |  | $ | 2,755,016 |  |  | $ | 2,836,833 |
Real estate construction loans |  |  | 6,257 |  |  |  | — |  |  |  | — |  |  |  | 4,286 |  |  |  | 10,543 |  |  |  | 668,949 |  |  |  | 679,492 |
Commercial mortgage loans |  |  | 45,186 |  |  |  | 18,069 |  |  |  | 2,035 |  |  |  | 33,715 |  |  |  | 99,005 |  |  |  | 7,456,022 |  |  |  | 7,555,027 |
Residential mortgage loans |  |  | 14,315 |  |  |  | 4,223 |  |  |  | — |  |  |  | 6,596 |  |  |  | 25,134 |  |  |  | 4,544,810 |  |  |  | 4,569,944 |
Installment and other loans |  |  | 43 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 43 |  |  |  | 3,057 |  |  |  | 3,100 |
Total loans |  | $ | 118,402 |  |  | $ | 25,474 |  |  | $ | 4,982 |  |  | $ | 67,684 |  |  | $ | 216,542 |  |  | $ | 15,427,854 |  |  | $ | 15,644,396 |
Schedule Of Troubled Debt Restructurings [Table Text Block] |
|  | Loans Modified as TDRs During the Year Ended December 31, 2021 |
|  | No. of Contracts |  |  | Pre-Modification Outstanding Recorded Investment |  |  | Post-Modification Outstanding Recorded Investment |  |  | Specific Reserve |  |  | Charge-offs |
|  | (Dollars in thousands) |
Commercial loans |  |  | 3 |  |  | $ | 2,150 |  |  | $ | 2,150 |  |  | $ | — |  |  | $ | — |
Residential mortgage and equity lines |  |  | 2 |  |  |  | 3 |  |  |  | 3 |  |  |  | — |  |  |  | — |
Total |  |  | 5 |  |  | $ | 2,153 |  |  | $ | 2,153 |  |  | $ | — |  |  | $ | — |
|  | Loans Modified as TDRs During the Year Ended December 31, 2020 |
|  | No. of Contracts |  |  | Pre-Modification Outstanding Recorded Investment |  |  | Post-Modification Outstanding Recorded Investment |  |  | Specific Reserve |  |  | Charge-offs |
|  | (Dollars in thousands) |
Commercial loans |  |  | 5 |  |  | $ | 5,417 |  |  | $ | 5,417 |  |  | $ | — |  |  | $ | — |
Total |  |  | 5 |  |  | $ | 5,417 |  |  | $ | 5,417 |  |  | $ | — |  |  | $ | — |
|  | Loans Modified as TDRs During the Year Ended December 31, 2019 |
|  | No. of Contracts |  |  | Pre-Modification Outstanding Recorded Investment |  |  | Post-Modification Outstanding Recorded Investment |  |  | Specific Reserve |  |  | Charge-off |
|  | (Dollars in thousands) |
Commercial loans |  |  | 23 |  |  | $ | 25,937 |  |  | $ | 21,874 |  |  | $ | 2,190 |  |  | $ | 4,063 |
Residential mortgage and equity lines |  |  | 1 |  |  |  | 42 |  |  |  | 42 |  |  |  | — |  |  |  | — |
Total |  |  | 24 |  |  | $ | 25,979 |  |  | $ | 21,916 |  |  | $ | 2,190 |  |  | $ | 4,063 |
Financing Receivable, Troubled Debt Restructuring [Table Text Block] |
|  | December 31, 2021 |
Accruing TDRs |  | Payment Deferral |  |  | Rate Reduction |  |  | Rate Reduction and Payment Deferral |  |  | Total |
|  | (In thousands) |
Commercial loans |  | $ | 3,368 |  |  | $ | — |  |  | $ | — |  |  | $ | 3,368 |
Commercial mortgage loans |  |  | 438 |  |  |  | 5,522 |  |  |  | 168 |  |  |  | 6,128 |
Residential mortgage loans |  |  | 1,464 |  |  |  | 249 |  |  |  | 1,628 |  |  |  | 3,341 |
Total accruing TDRs |  | $ | 5,270 |  |  | $ | 5,771 |  |  | $ | 1,796 |  |  | $ | 12,837 |
|  | December 31, 2020 |
Accruing TDRs |  | Payment Deferral |  |  | Rate Reduction |  |  | Rate Reduction and Payment Deferral |  |  | Total |
|  | (In thousands) |
Commercial loans |  | $ | 3,983 |  |  | $ | — |  |  | $ | — |  |  | $ | 3,983 |
Commercial mortgage loans |  |  | 515 |  |  |  | 5,635 |  |  |  | 13,425 |  |  |  | 19,575 |
Residential mortgage loans |  |  | 1,724 |  |  |  | 275 |  |  |  | 2,164 |  |  |  | 4,163 |
Total accruing TDRs |  | $ | 6,222 |  |  | $ | 5,910 |  |  | $ | 15,589 |  |  | $ | 27,721 |
Non Accrual Troubled Debt Restructurings [Table Text Block] |
|  | December 31, 2021 |
Non-accrual TDRs |  | Payment Deferral |  |  | Rate Reduction |  |  | Rate Reduction and Payment Deferral |  |  | Total |
|  | (In thousands) |
Commercial loans |  | $ | 7,717 |  |  | $ | — |  |  | $ | — |  |  | $ | 7,717 |
Residential mortgage loans |  |  | 458 |  |  |  | — |  |  |  | — |  |  |  | 458 |
Total non-accrual TDRs |  | $ | 8,175 |  |  | $ | — |  |  | $ | — |  |  | $ | 8,175 |
|  | December 31, 2020 |
Non-accrual TDRs |  | Payment Deferral |  |  | Rate Reduction |  |  | Rate Reduction and Payment Deferral |  |  | Total |
|  | (In thousands) |
Commercial loans |  | $ | 8,462 |  |  | $ | — |  |  | $ | — |  |  | $ | 8,462 |
Residential mortgage loans |  |  | 523 |  |  |  | — |  |  |  | — |  |  |  | 523 |
Total non-accrual TDRs |  | $ | 8,985 |  |  | $ | — |  |  | $ | — |  |  | $ | 8,985 |
Financing Receivable Credit Quality Indicators [Table Text Block] |
|  | As of December 31, 2020 |
|  | Pass/Watch |  |  | Special Mention |  |  | Substandard |  |  | Doubtful |  |  | Total |
|  | (In thousands) |
Commercial loans |  | $ | 2,581,128 |  |  | $ | 141,344 |  |  | $ | 108,788 |  |  | $ | 5,573 |  |  | $ | 2,836,833 |
Real estate construction loans |  |  | 593,196 |  |  |  | 82,010 |  |  |  | 4,286 |  |  |  | — |  |  |  | 679,492 |
Commercial mortgage loans |  |  | 7,202,568 |  |  |  | 186,283 |  |  |  | 166,176 |  |  |  | — |  |  |  | 7,555,027 |
Residential mortgage and equity lines |  |  | 4,547,052 |  |  |  | 11,647 |  |  |  | 11,245 |  |  |  | — |  |  |  | 4,569,944 |
Installment and other loans |  |  | 3,100 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 3,100 |
Total gross loans |  | $ | 14,927,044 |  |  | $ | 421,284 |  |  | $ | 290,495 |  |  | $ | 5,573 |  |  | $ | 15,644,396 |
Loan Held for Investment by Loan Portfolio Segments, Internal Risk Ratings and Vintage Year [Table Text Block] |
|  | Loans Amortized Cost Basis by Origination Year |  |  |  |  |  |  |  |  |  |  |  |  |
December 31, 2021 |  | 2021 |  |  | 2020 |  |  | 2019 |  |  | 2018 |  |  | 2017 |  |  | Prior |  |  | Revolving Loans |  |  | Revolving Converted to Term Loans |  |  | Total |
|  | (In thousands) |
Commercial loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass/Watch |  | $ | 606,770 |  |  | $ | 268,756 |  |  | $ | 183,468 |  |  | $ | 142,419 |  |  | $ | 80,701 |  |  | $ | 100,496 |  |  | $ | 1,437,463 |  |  | $ | 7,433 |  |  | $ | 2,827,506 |
Special Mention |  |  | 395 |  |  |  | 780 |  |  |  | 1,138 |  |  |  | 1,645 |  |  |  | 3,157 |  |  |  | — |  |  |  | 40,761 |  |  |  | 49 |  |  |  | 47,925 |
Substandard |  |  | 450 |  |  |  | 5,879 |  |  |  | 22,513 |  |  |  | 16,423 |  |  |  | 14,309 |  |  |  | 5,221 |  |  |  | 34,713 |  |  |  | 5,716 |  |  |  | 105,224 |
Doubtful |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 900 |  |  |  | — |  |  |  | 900 |
Total |  | $ | 607,615 |  |  | $ | 275,415 |  |  | $ | 207,119 |  |  | $ | 160,487 |  |  | $ | 98,167 |  |  | $ | 105,717 |  |  | $ | 1,513,837 |  |  | $ | 13,198 |  |  | $ | 2,981,555 |
YTD period charge-offs |  | $ | — |  |  | $ | 1,478 |  |  | $ | 507 |  |  | $ | 366 |  |  |  |  |  |  | $ | 50 |  |  | $ | 17,650 |  |  | $ | — |  |  | $ | 20,051 |
YTD period recoveries |  |  | — |  |  |  | (1 | ) |  |  | (29 | ) |  |  | (124 | ) |  |  |  |  |  |  | (191 | ) |  |  | (1,361 | ) |  |  | — |  |  |  | (1,706 | )
Net |  | $ | — |  |  | $ | 1,477 |  |  | $ | 478 |  |  | $ | 242 |  |  | $ | — |  |  | $ | (141 | ) |  | $ | 16,289 |  |  | $ | — |  |  | $ | 18,345 |
Real estate construction loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass/Watch |  | $ | 199,188 |  |  | $ | 188,782 |  |  | $ | 125,316 |  |  | $ | 24,548 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 537,834 |
Special Mention |  |  | — |  |  |  | 23,107 |  |  |  | 27,672 |  |  |  | 17,374 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 68,153 |
Substandard |  |  | — |  |  |  | — |  |  |  | 1,919 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 1,919 |
Total |  | $ | 199,188 |  |  | $ | 211,889 |  |  | $ | 154,907 |  |  | $ | 41,922 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 607,906 |
YTD period charge-offs |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
YTD period recoveries |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (76 | ) |  |  | — |  |  |  | — |  |  |  | (76 | )
Net |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | (76 | ) |  | $ | — |  |  | $ | — |  |  | $ | (76 | )
Commercial mortgage loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass/Watch |  | $ | 1,893,807 |  |  | $ | 1,201,825 |  |  | $ | 1,253,548 |  |  | $ | 1,031,191 |  |  | $ | 727,916 |  |  | $ | 1,313,882 |  |  | $ | 198,869 |  |  | $ | — |  |  | $ | 7,621,038 |
Special Mention |  |  | 45,719 |  |  |  | 59,182 |  |  |  | 49,796 |  |  |  | 103,101 |  |  |  | 61,105 |  |  |  | 60,448 |  |  |  | 750 |  |  |  | — |  |  |  | 380,101 |
Substandard |  |  | 1,110 |  |  |  | — |  |  |  | 13,483 |  |  |  | 42,803 |  |  |  | 1,580 |  |  |  | 76,906 |  |  |  | 3,297 |  |  |  | — |  |  |  | 139,179 |
Total |  | $ | 1,940,636 |  |  | $ | 1,261,007 |  |  | $ | 1,316,827 |  |  | $ | 1,177,095 |  |  | $ | 790,601 |  |  | $ | 1,451,236 |  |  | $ | 202,916 |  |  | $ | — |  |  | $ | 8,140,318 |
YTD period charge-offs |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
YTD period recoveries |  |  | — |  |  |  | — |  |  |  | (240 | ) |  |  | — |  |  |  | — |  |  |  | (28 | ) |  |  | (111 | ) |  |  | — |  |  |  | (379 | )
Net |  | $ | — |  |  | $ | — |  |  | $ | (240 | ) |  | $ | — |  |  | $ | — |  |  | $ | (28 | ) |  | $ | (111 | ) |  | $ | — |  |  | $ | (379 | )
Residential mortgage loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass/Watch |  | $ | 978,375 |  |  | $ | 622,999 |  |  | $ | 678,775 |  |  | $ | 502,325 |  |  | $ | 453,992 |  |  | $ | 929,846 |  |  | $ | — |  |  | $ | — |  |  | $ | 4,166,312 |
Special Mention |  |  | — |  |  |  | 46 |  |  |  | 1,576 |  |  |  | 1,064 |  |  |  | 836 |  |  |  | 438 |  |  |  | — |  |  |  | — |  |  |  | 3,960 |
Substandard |  |  | 1,684 |  |  |  | 147 |  |  |  | 2,698 |  |  |  | 2,574 |  |  |  | 862 |  |  |  | 5,255 |  |  |  | — |  |  |  | — |  |  |  | 13,220 |
Total |  | $ | 980,059 |  |  | $ | 623,192 |  |  | $ | 683,049 |  |  | $ | 505,963 |  |  | $ | 455,690 |  |  | $ | 935,539 |  |  | $ | — |  |  | $ | — |  |  | $ | 4,183,492 |
YTD period charge-offs |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 3 |  |  | $ | — |  |  | $ | — |  |  |  |  |  |  | $ | 3 |
YTD period recoveries |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (208 | ) |  |  | — |  |  |  |  |  |  |  | (208 | )
Net |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 3 |  |  | $ | (208 | ) |  | $ | — |  |  | $ | — |  |  | $ | (205 | )
Equity lines |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass/Watch |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 5 |  |  | $ | 389,069 |  |  | $ | 30,025 |  |  | $ | 419,099 |
Substandard |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 1,230 |  |  |  | 273 |  |  |  | 1,503 |
Total |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 5 |  |  | $ | 390,299 |  |  | $ | 30,298 |  |  | $ | 420,602 |
YTD period charge-offs |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
YTD period recoveries |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (10 | ) |  |  | (64 | ) |  |  | (74 | )
Net |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | (10 | ) |  | $ | (64 | ) |  | $ | (74 | )
Installment and other loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Pass/Watch |  | $ | 4,117 |  |  | $ | 168 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 4,285 |
Total |  | $ | 4,117 |  |  | $ | 168 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 4,285 |
YTD period charge-offs |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
YTD period recoveries |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Net |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Total loans |  | $ | 3,731,615 |  |  | $ | 2,371,671 |  |  | $ | 2,361,902 |  |  | $ | 1,885,467 |  |  | $ | 1,344,458 |  |  | $ | 2,492,497 |  |  | $ | 2,107,052 |  |  | $ | 43,496 |  |  | $ | 16,338,158 |
Net charge-offs/(recoveries) |  | $ | — |  |  | $ | 1,477 |  |  | $ | 238 |  |  | $ | 242 |  |  | $ | 3 |  |  | $ | (453 | ) |  | $ | 16,168 |  |  | $ | (64 | ) |  | $ | 17,611 |
Financing Receivable, Allowance for Credit Loss [Table Text Block] |
|  |  |  |  |  | Real Estate |  |  | Commercial |  |  | Residential |  |  | Installment |  |  |  |  |
|  | Commercial |  |  | Construction |  |  | Mortgage |  |  | Mortgage |  |  | and Other |  |  |  |  |
|  | Loans |  |  | Loans |  |  | Loans |  |  | and Equity Lines |  |  | Loans |  |  | Total |
|  | (In thousands) |
2020 Beginning Balance |  | $ | 57,021 |  |  | $ | 19,474 |  |  | $ | 33,602 |  |  | $ | 13,108 |  |  | $ | 19 |  |  | $ | 123,224 |
Provision/(reversal) for loan losses |  |  | 26,450 |  |  |  | 11,380 |  |  |  | 15,164 |  |  |  | 4,525 |  |  |  | (19 | ) |  |  | 57,500 |
Charge-offs |  |  | (21,996 | ) |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (21,996 | )
Recoveries |  |  | 7,267 |  |  |  | — |  |  |  | 439 |  |  |  | 104 |  |  |  | — |  |  |  | 7,810 |
Net (Charge-offs)/Recoveries |  |  | (14,729 | ) |  |  | — |  |  |  | 439 |  |  |  | 104 |  |  |  | — |  |  |  | (14,186 | )
2020 Ending Balance |  | $ | 68,742 |  |  | $ | 30,854 |  |  | $ | 49,205 |  |  | $ | 17,737 |  |  | $ | — |  |  | $ | 166,538 |
Reserve for impaired loans |  | $ | 1,030 |  |  | $ | — |  |  | $ | 5,254 |  |  | $ | 145 |  |  | $ | — |  |  | $ | 6,429 |
Reserve for non-impaired loans |  | $ | 67,712 |  |  | $ | 30,854 |  |  | $ | 43,951 |  |  | $ | 17,592 |  |  | $ | — |  |  | $ | 160,109 |
Reserve for off-balance sheet credit commitments |  | $ | 4,802 |  |  | $ | 690 |  |  | $ | 101 |  |  | $ | 284 |  |  | $ | 3 |  |  | $ | 5,880 |
2021 Beginning Balance |  | $ | 68,742 |  |  | $ | 30,854 |  |  | $ | 49,205 |  |  | $ | 17,737 |  |  | $ | — |  |  | $ | 166,538 |
Impact of ASU 2016-13 adoption |  | $ | (31,466 | ) |  | $ | (24,307 | ) |  | $ | 34,993 |  |  | $ | 19,211 |  |  | $ | 9 |  |  | $ | (1,560 | )
Allowance for loan losses, January 1, 2020 |  | $ | 37,276 |  |  | $ | 6,547 |  |  | $ | 84,198 |  |  | $ | 36,948 |  |  | $ | 9 |  |  | $ | 164,978 |
Provision/(reversal) for loan losses |  |  | 24,463 |  |  |  | (321 | ) |  |  | (23,401 | ) |  |  | (11,943 | ) |  |  | (8 | ) |  |  | (11,210 | )
Charge-offs |  |  | (20,051 | ) |  |  | — |  |  |  | — |  |  |  | (3 | ) |  |  | — |  |  |  | (20,054 | )
Recoveries |  |  | 1,706 |  |  |  | 76 |  |  |  | 284 |  |  |  | 377 |  |  |  | — |  |  |  | 2,443 |
Net (Charge-offs)/Recoveries |  | $ | (18,345 | ) |  | $ | 76 |  |  | $ | 284 |  |  | $ | 374 |  |  | $ | — |  |  | $ | (17,611 | )
2021 Ending Balance |  | $ | 43,394 |  |  | $ | 6,302 |  |  | $ | 61,081 |  |  | $ | 25,379 |  |  | $ | 1 |  |  | $ | 136,157 |
Allowance for unfunded credit commitments 2020 Ending Balance |  | $ | 4,802 |  |  | $ | 690 |  |  | $ | 101 |  |  | $ | 284 |  |  | $ | 3 |  |  | $ | 5,880 |
Impact of ASU 2016-13 adoption |  |  | 3,236 |  |  |  | 3,135 |  |  |  | (66 | ) |  |  | (284 | ) |  |  | (3 | ) |  |  | 6,018 |
Allowance for loan losses, January 1, 2021 |  | $ | 8,038 |  |  | $ | 3,825 |  |  | $ | 35 |  |  | $ | — |  |  | $ | — |  |  | $ | 11,898 |
Provision/(reversal) for possible credit losses |  |  | (4,313 | ) |  |  | (450 | ) |  |  | (35 | ) |  |  | — |  |  |  | — |  |  |  | (4,798 | )
Allowance for unfunded credit commitments 2021 Ending Balance |  | $ | 3,725 |  |  | $ | 3,375 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 7,100 |
Financing Receivable, Current, Allowance for Credit Loss [Table Text Block] |
|  | For the year ended December 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Allowance for Loan Losses: |  | (In thousands) |
Balance at beginning of year |  | $ | 166,538 |  |  | $ | 123,224 |  |  | $ | 122,391 |
Impact of ASU 2016-13 adoption |  |  | (1,560 | ) |  |  | — |  |  |  | — |
Provision/(reversal) for credit losses |  |  | (11,210 | ) |  |  | 57,500 |  |  |  | (7,000 | )
Loans charged off |  |  | (20,054 | ) |  |  | (21,996 | ) |  |  | (6,997 | )
Recoveries of charged off loans |  |  | 2,443 |  |  |  | 7,810 |  |  |  | 14,830 |
Balance at end of year |  | $ | 136,157 |  |  | $ | 166,538 |  |  | $ | 123,224 |
Reserve for Off-balance Sheet Credit Commitments: |  |  |  |  |  |  |  |  |  |  |  |
Balance at beginning of year |  | $ | 5,880 |  |  | $ | 3,855 |  |  | $ | 2,250 |
Impact of ASU 2016-13 adoption |  |  | 6,018 |  |  |  | — |  |  |  | — |
Provision/(reversal) for credit losses and transfers |  |  | (4,798 | ) |  |  | 2,025 |  |  |  | 1,605 |
Balance at end of year |  | $ | 7,100 |  |  | $ | 5,880 |  |  | $ | 3,855 |
Impairment Method [Member] |
Notes Tables |
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, 2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans individually evaluated for impairment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance |  | $ | 1,030 |  |  | $ | — |  |  | $ | 5,254 |  |  | $ | 145 |  |  | $ | — |  |  | $ | 6,429 |
Balance |  | $ | 27,070 |  |  | $ | 4,286 |  |  | $ | 53,289 |  |  | $ | 10,760 |  |  | $ | — |  |  | $ | 95,405 |
Loans collectively evaluated for impairment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance |  | $ | 67,712 |  |  | $ | 30,854 |  |  | $ | 43,951 |  |  | $ | 17,592 |  |  | $ | — |  |  | $ | 160,109 |
Balance |  | $ | 2,809,763 |  |  | $ | 675,206 |  |  | $ | 7,501,738 |  |  | $ | 4,559,184 |  |  | $ | 3,100 |  |  | $ | 15,548,991 |
Total allowance |  | $ | 68,742 |  |  | $ | 30,854 |  |  | $ | 49,205 |  |  | $ | 17,737 |  |  | $ | — |  |  | $ | 166,538 |
Total balance |  | $ | 2,836,833 |  |  | $ | 679,492 |  |  | $ | 7,555,027 |  |  | $ | 4,569,944 |  |  | $ | 3,100 |  |  | $ | 15,644,396 |

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