v3.26.1
Note 21 - Regulatory Matters - Risk Based Capital Amounts and Ratios (Details)
$ in Thousands
Mar. 31, 2026
USD ($)
Dec. 31, 2025
USD ($)
Total risk-based capital, actual amount [1] $ 1,087,675 $ 1,057,932
Total risk-based capital, actual ratio [1] 0.1353 0.1342
Total risk-based capital, minimum for adequately capitalized amount [1] $ 643,312 $ 630,800
Total risk-based capital, minimum for adequately capitalized ratio [1] 0.08 0.08
Common Equity Tier 1 risk-based capital, actual amount [1] $ 961,145 $ 933,354
Common Equity Tier 1 risk-based capital, actual ratio [1] 0.1195 0.1184
Common Equity Tier 1 risk-based capital, minimum for adequately capitalized amount [1] $ 361,863 $ 354,825
Common Equity Tier 1 risk-based capital, minimum for adequately capitalized ratio [1] 0.045 0.045
Tier 1 risk-based capital, actual amount [1] $ 987,145 $ 959,354
Tier 1 risk-based capita, actual ratio [1] 0.1228 0.1217
Tier 1 risk-based capital, minimum for adequately capitalized amount [1] $ 482,484 $ 473,100
Tier 1 risk-based capital, minimum for adequately capitalized ratio [1] 0.06 0.06
Leverage, actual amount [1] $ 987,145 $ 959,354
Leverage, actual ratio [1] 0.1068 0.103
Leverage, minimum for adequately capitalized amount [1] $ 369,736 $ 372,695
Leverage, minimum for adequately capitalized ratio [1] 0.04 0.04
Subsidiaries [Member]    
Total risk-based capital, actual amount [1] $ 1,058,962 $ 1,030,454
Total risk-based capital, actual ratio [1] 0.1318 0.1307
Total risk-based capital, minimum for adequately capitalized amount [1] $ 642,554 $ 630,567
Total risk-based capital, minimum for adequately capitalized ratio [1] 0.08 0.08
Total risk-based capital, minimum for well capitalized amount [1] $ 803,192 $ 788,209
Total risk-based capital, minimum for well capitalized ratio [1] 0.10 0.10
Common Equity Tier 1 risk-based capital, actual amount [1] $ 958,549 $ 931,912
Common Equity Tier 1 risk-based capital, actual ratio [1] 0.1193 0.1182
Common Equity Tier 1 risk-based capital, minimum for adequately capitalized amount [1] $ 361,437 $ 354,694
Common Equity Tier 1 risk-based capital, minimum for adequately capitalized ratio [1] 0.045 0.045
Common Equity Tier 1 risk-based capital, minimum for well capitalized amount [1] $ 522,075 $ 512,336
Common Equity Tier 1 risk-based capital, minimum for well capitalized ratio [1] 0.065 0.065
Tier 1 risk-based capital, actual amount [1] $ 958,549 $ 931,912
Tier 1 risk-based capita, actual ratio [1] 0.1193 0.1182
Tier 1 risk-based capital, minimum for adequately capitalized amount [1] $ 481,915 $ 472,925
Tier 1 risk-based capital, minimum for adequately capitalized ratio [1] 0.06 0.06
Tier 1 risk-based capital, minimum for well capitalized amount [1] $ 642,554 $ 630,567
Tier 1 risk-based capital, minimum for well capitalized ratio [1] 0.08 0.08
Leverage, actual amount [1] $ 958,549 $ 931,912
Leverage, actual ratio [1] 0.1038 0.1001
Leverage, minimum for adequately capitalized amount [1] $ 369,505 $ 372,449
Leverage, minimum for adequately capitalized ratio [1] 0.04 0.04
Leverage, minimum for well capitalized amount [1] $ 461,882 $ 465,561
Leverage, minimum for well capitalized ratio [1] 0.05 0.05
[1] Ratio is computed in relation to risk-weighted assets.