Quarterly report [Sections 13 or 15(d)]

Note 5 - Loans - Loans by Performance Status (Details)

v3.26.1
Note 5 - Loans - Loans by Performance Status (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Total loans $ 14,478,489 $ 13,696,912
Commercial Real Estate Portfolio Segment [Member]    
Total loans 3,252,437 3,146,736
Real Estate Portfolio Segment[Member]    
Total loans 9,590,733 9,014,925
Real Estate Portfolio Segment[Member] | Construction Loans [Member]    
Total loans 1,564,504 1,457,628
Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member]    
Total loans 2,781,375 2,739,823
Real Estate Portfolio Segment[Member] | One to Four Family [Member]    
Total loans 1,685,723 1,671,713
Real Estate Portfolio Segment[Member] | Non-owner Occupied Commercial [Member]    
Total loans 5,123,635 4,603,389
Consumer Portfolio Segment [Member]    
Total loans 70,815 77,623
Performing Financial Instruments [Member]    
Total loans 14,307,536 13,528,083
Performing Financial Instruments [Member] | Commercial Real Estate Portfolio Segment [Member]    
Total loans 3,228,489 3,119,879
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member]    
Total loans 9,479,551 8,909,607
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Construction Loans [Member]    
Total loans 1,529,417 1,421,743
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member]    
Total loans 2,758,964 2,726,245
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | One to Four Family [Member]    
Total loans 1,674,692 1,661,950
Performing Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Non-owner Occupied Commercial [Member]    
Total loans 5,045,895 4,521,412
Performing Financial Instruments [Member] | Consumer Portfolio Segment [Member]    
Total loans 70,079 76,854
Nonperforming Financial Instruments [Member]    
Total loans 170,953 168,829
Nonperforming Financial Instruments [Member] | Commercial Real Estate Portfolio Segment [Member]    
Total loans 23,948 26,857
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member]    
Total loans 111,182 105,318
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Construction Loans [Member]    
Total loans 35,087 35,885
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member]    
Total loans 22,411 13,578
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | One to Four Family [Member]    
Total loans 11,031 9,763
Nonperforming Financial Instruments [Member] | Real Estate Portfolio Segment[Member] | Non-owner Occupied Commercial [Member]    
Total loans 77,740 81,977
Nonperforming Financial Instruments [Member] | Consumer Portfolio Segment [Member]    
Total loans $ 736 $ 769