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Note 5 - Loans - Loans by Performance Status (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Total loans | $ 12,338,226 | $ 11,658,829 | [1]
Commercial Real Estate Portfolio Segment [Member] |  |  |
Total loans | 2,793,989 | 2,823,986 |
Real Estate Portfolio Segment[Member] |  |  |
Total loans | 8,042,603 | 7,251,447 |
Real Estate Portfolio Segment[Member] | Construction Loans [Member] |  |  |
Total loans | 1,439,648 | 1,519,619 |
Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member] |  |  |
Total loans | 2,441,687 | 2,257,163 |
Real Estate Portfolio Segment[Member] | One to Four Family [Member] |  |  |
Total loans | 1,409,981 | 1,249,938 |
Real Estate Portfolio Segment[Member] | Other Mortgages [Member] |  |  |
Total loans | 4,190,935 | 3,744,346 |
Consumer Portfolio Segment [Member] |  |  |
Total loans | 61,986 | 63,777 |
Performing Financial Instruments [Member] |  |  |
Total loans | 12,299,058 | 11,637,296 |
Performing Financial Instruments [Member] | Commercial Real Estate Portfolio Segment [Member] |  |  |
Total loans | 2,768,695 | 2,816,599 |
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member] |  |  |
Total loans | 8,028,795 | 7,237,517 |
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Construction Loans [Member] |  |  |
Total loans | 1,439,648 | 1,519,508 |
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member] |  |  |
Total loans | 2,434,932 | 2,250,074 |
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | One to Four Family [Member] |  |  |
Total loans | 1,404,187 | 1,243,603 |
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Other Mortgages [Member] |  |  |
Total loans | 4,189,676 | 3,743,840 |
Performing Financial Instruments [Member] | Consumer Portfolio Segment [Member] |  |  |
Total loans | 61,920 | 63,672 |
Nonperforming Financial Instruments [Member] |  |  |
Total loans | 39,168 | 21,533 |
Nonperforming Financial Instruments [Member] | Commercial Real Estate Portfolio Segment [Member] |  |  |
Total loans | 25,294 | 7,387 |
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member] |  |  |
Total loans | 13,808 | 13,930 |
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Construction Loans [Member] |  |  |
Total loans | 0 | 111 |
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member] |  |  |
Total loans | 6,755 | 7,089 |
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | One to Four Family [Member] |  |  |
Total loans | 5,794 | 6,335 |
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Other Mortgages [Member] |  |  |
Total loans | 1,259 | 506 |
Nonperforming Financial Instruments [Member] | Consumer Portfolio Segment [Member] |  |  |
Total loans | $ 66 | $ 105 |
[1] | Derived from audited financial statements.

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