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Note 5 - Loans - Loans by Performance Status (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Total loans | $ 13,232,560 | $ 12,605,836 | [1]
Commercial Real Estate Portfolio Segment [Member] |  |  |
Total loans | 2,966,191 | 2,869,894 |
Real Estate Portfolio Segment[Member] |  |  |
Total loans | 8,457,869 | 8,173,009 |
Real Estate Portfolio Segment[Member] | Construction Loans [Member] |  |  |
Total loans | 1,735,405 | 1,489,306 |
Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member] |  |  |
Total loans | 2,557,711 | 2,547,143 |
Real Estate Portfolio Segment[Member] | One to Four Family [Member] |  |  |
Total loans | 1,561,461 | 1,444,623 |
Real Estate Portfolio Segment[Member] | Non-owner Occupied Commercial [Member] |  |  |
Total loans | 4,338,697 | 4,181,243 |
Consumer Portfolio Segment [Member] |  |  |
Total loans | 73,095 | 73,627 |
Performing Financial Instruments [Member] |  |  |
Total loans | 13,160,392 | 12,563,370 |
Performing Financial Instruments [Member] | Commercial Real Estate Portfolio Segment [Member] |  |  |
Total loans | 2,928,673 | 2,844,164 |
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member] |  |  |
Total loans | 8,431,451 | 8,157,715 |
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Construction Loans [Member] |  |  |
Total loans | 1,727,959 | 1,488,645 |
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member] |  |  |
Total loans | 2,545,596 |  |
Owner-occupied commercial |  | 2,538,399 |
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | One to Four Family [Member] |  |  |
Total loans | 1,554,422 | 1,439,332 |
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Non-owner Occupied Commercial [Member] |  |  |
Total loans | 4,331,433 | 4,179,984 |
Performing Financial Instruments [Member] | Consumer Portfolio Segment [Member] |  |  |
Total loans | 72,309 | 72,846 |
Nonperforming Financial Instruments [Member] |  |  |
Total loans | 72,168 | 42,466 |
Nonperforming Financial Instruments [Member] | Commercial Real Estate Portfolio Segment [Member] |  |  |
Total loans | 37,518 | 25,730 |
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member] |  |  |
Total loans | 26,418 | 15,294 |
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Construction Loans [Member] |  |  |
Total loans | 7,446 | 661 |
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member] |  |  |
Total loans | 12,115 | 8,744 |
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | One to Four Family [Member] |  |  |
Total loans | 7,039 | 5,291 |
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Non-owner Occupied Commercial [Member] |  |  |
Total loans | 7,264 | 1,259 |
Nonperforming Financial Instruments [Member] | Consumer Portfolio Segment [Member] |  |  |
Total loans | $ 786 | $ 781 |
[1] | Derived from audited financial statements.

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