Note 5 - Loans - Analysis of Allowance for Loans Losses by Portfolio Segment (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2020 |
Jun. 30, 2019 |
Jun. 30, 2020 |
Jun. 30, 2019 |
Dec. 31, 2019 |
|||||
| Balance, beginning of period | $ 85,414 | $ 70,207 | $ 76,584 | [1] | $ 68,600 | ||||
| Charge-offs | (4,316) | (3,842) | (9,146) | (7,147) | |||||
| Recoveries | 126 | 137 | 202 | 164 | |||||
| Provision | 10,283 | 4,884 | 23,867 | 9,769 | |||||
| Balance, end of period | 91,507 | 71,386 | 91,507 | 71,386 | |||||
| Individually Evaluated for Impairment | 9,754 | 9,754 | $ 9,804 | ||||||
| Collectively Evaluated for Impairment | 81,753 | 81,753 | 66,780 | ||||||
| Loans | 8,315,375 | 8,315,375 | 7,261,451 | [1] | |||||
| Individually Evaluated for Impairment | 72,160 | 72,160 | 43,148 | ||||||
| Collectively Evaluated for Impairment | 8,243,215 | 8,243,215 | 7,218,303 | ||||||
| Commercial Real Estate Portfolio Segment [Member] | |||||||||
| Balance, beginning of period | 48,780 | 39,459 | 43,666 | 39,016 | |||||
| Charge-offs | (1,358) | (3,610) | (3,998) | (6,647) | |||||
| Recoveries | 84 | 117 | 146 | 129 | |||||
| Provision | 480 | 2,743 | 8,172 | 6,211 | |||||
| Balance, end of period | 47,986 | 38,709 | 47,986 | 38,709 | |||||
| Individually Evaluated for Impairment | 9,344 | 9,344 | 6,085 | ||||||
| Collectively Evaluated for Impairment | 38,642 | 38,642 | 37,581 | ||||||
| Loans | 3,498,627 | 3,498,627 | 2,696,210 | ||||||
| Individually Evaluated for Impairment | 63,531 | 63,531 | 20,843 | ||||||
| Collectively Evaluated for Impairment | 3,435,096 | 3,435,096 | 2,675,367 | ||||||
| Real Estate Portfolio Segment[Member] | |||||||||
| Loans | 4,211,762 | 4,211,762 | 3,979,060 | ||||||
| Real Estate Portfolio Segment[Member] | Construction Loans [Member] | |||||||||
| Balance, beginning of period | 3,757 | 3,595 | 2,768 | 3,522 | |||||
| Charge-offs | (376) | 0 | (830) | 0 | |||||
| Recoveries | 1 | 0 | 2 | 1 | |||||
| Provision | 1,149 | (176) | 2,591 | (104) | |||||
| Balance, end of period | 4,531 | 3,419 | 4,531 | 3,419 | |||||
| Individually Evaluated for Impairment | 201 | 201 | 86 | ||||||
| Collectively Evaluated for Impairment | 4,330 | 4,330 | 2,682 | ||||||
| Loans | 544,586 | 544,586 | 521,392 | ||||||
| Individually Evaluated for Impairment | 616 | 616 | 4,320 | ||||||
| Collectively Evaluated for Impairment | 543,970 | 543,970 | 517,072 | ||||||
| Real Estate Portfolio Segment[Member] | Real Estate Loan [Member] | |||||||||
| Balance, beginning of period | 32,360 | 26,711 | 29,653 | 25,508 | |||||
| Charge-offs | (2,520) | (169) | (4,198) | (219) | |||||
| Recoveries | 13 | 4 | 14 | 11 | |||||
| Provision | 8,546 | 2,237 | 12,930 | 3,483 | |||||
| Balance, end of period | 38,399 | 28,783 | 38,399 | 28,783 | |||||
| Individually Evaluated for Impairment | 209 | 209 | 3,633 | ||||||
| Collectively Evaluated for Impairment | 38,190 | 38,190 | 26,020 | ||||||
| Loans | 4,211,762 | 4,211,762 | 3,979,060 | ||||||
| Individually Evaluated for Impairment | 8,004 | 8,004 | 17,985 | ||||||
| Collectively Evaluated for Impairment | 4,203,758 | 4,203,758 | 3,961,075 | ||||||
| Consumer Portfolio Segment [Member] | |||||||||
| Balance, beginning of period | 517 | 442 | 497 | 554 | |||||
| Charge-offs | (62) | (63) | (120) | (281) | |||||
| Recoveries | 28 | 16 | 40 | 23 | |||||
| Provision | 108 | 80 | 174 | 179 | |||||
| Balance, end of period | 591 | $ 475 | 591 | $ 475 | |||||
| Individually Evaluated for Impairment | 0 | 0 | 0 | ||||||
| Collectively Evaluated for Impairment | 591 | 591 | 497 | ||||||
| Loans | 60,400 | 60,400 | 64,789 | ||||||
| Individually Evaluated for Impairment | 9 | 9 | 0 | ||||||
| Collectively Evaluated for Impairment | $ 60,391 | $ 60,391 | $ 64,789 | ||||||
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