Quarterly report [Sections 13 or 15(d)]

Note 5 - Loans - Loans Categorized by Past Due Status (Details)

v3.26.1
Note 5 - Loans - Loans Categorized by Past Due Status (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Total loans $ 13,945,913 $ 13,696,912 [1]
Non-accrual 176,613 168,351
Nonaccrual With No ACL 158,376 155,413
Financial Asset, 30 to 59 Days Past Due [Member]    
Total loans 14,057 10,968
Financial Asset, 60 to 89 Days Past Due [Member]    
Total loans 8,344 7,886
Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Total loans 1,274 478
Financial Asset, Past Due [Member]    
Total loans 23,675 19,332
Financial Asset, Not Past Due [Member]    
Total loans 13,745,625 13,509,229
Commercial Real Estate Portfolio Segment [Member]    
Total loans 3,189,704 3,146,736
Non-accrual 25,200 26,756
Nonaccrual With No ACL 20,599 19,724
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member]    
Total loans 1,035 1,001
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member]    
Total loans 835 1,533
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Total loans 87 101
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Past Due [Member]    
Total loans 1,957 2,635
Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member]    
Total loans 3,162,547 3,117,345
Real Estate Portfolio Segment[Member]    
Total loans 9,153,294 9,014,925
Non-accrual 113,756  
Nonaccrual With No ACL 107,257  
Real Estate Portfolio Segment[Member] | Construction Loans [Member]    
Total loans 1,531,042 1,457,628
Non-accrual 36,970 35,885
Nonaccrual With No ACL 30,520 35,173
Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member]    
Total loans 2,718,512 2,739,823
Non-accrual 20,811 13,578
Nonaccrual With No ACL 20,753 13,578
Real Estate Portfolio Segment[Member] | One to Four Family [Member]    
Total loans 1,695,140 1,671,713
Non-accrual 9,640 9,440
Nonaccrual With No ACL 9,373 8,993
Real Estate Portfolio Segment[Member] | Non-owner Occupied Commercial [Member]    
Total loans 4,739,642 4,603,389
Non-accrual 83,305 81,977
Nonaccrual With No ACL 77,131 77,930
Real Estate Portfolio Segment[Member] | Other Mortgages [Member]    
Total loans   9,014,925
Non-accrual   104,995
Nonaccrual With No ACL   100,501
Real Estate Portfolio Segment[Member] | Financial Asset, 30 to 59 Days Past Due [Member]    
Total loans 12,949  
Real Estate Portfolio Segment[Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Construction Loans [Member]    
Total loans 0 0
Real Estate Portfolio Segment[Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Owner Occupied Commercial [Member]    
Total loans 4,130 5,815
Real Estate Portfolio Segment[Member] | Financial Asset, 30 to 59 Days Past Due [Member] | One to Four Family [Member]    
Total loans 7,609 998
Real Estate Portfolio Segment[Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Non-owner Occupied Commercial [Member]    
Total loans 1,210 2,663
Real Estate Portfolio Segment[Member] | Financial Asset, 30 to 59 Days Past Due [Member] | Other Mortgages [Member]    
Total loans   9,476
Real Estate Portfolio Segment[Member] | Financial Asset, 60 to 89 Days Past Due [Member]    
Total loans 7,479  
Real Estate Portfolio Segment[Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Construction Loans [Member]    
Total loans 0 1,148
Real Estate Portfolio Segment[Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Owner Occupied Commercial [Member]    
Total loans 4,909 295
Real Estate Portfolio Segment[Member] | Financial Asset, 60 to 89 Days Past Due [Member] | One to Four Family [Member]    
Total loans 900 4,770
Real Estate Portfolio Segment[Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Non-owner Occupied Commercial [Member]    
Total loans 1,670 0
Real Estate Portfolio Segment[Member] | Financial Asset, 60 to 89 Days Past Due [Member] | Other Mortgages [Member]    
Total loans   5,065
Real Estate Portfolio Segment[Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Total loans 1,130  
Real Estate Portfolio Segment[Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Construction Loans [Member]    
Total loans 0 0
Real Estate Portfolio Segment[Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Owner Occupied Commercial [Member]    
Total loans 0 0
Real Estate Portfolio Segment[Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | One to Four Family [Member]    
Total loans 1,130 323
Real Estate Portfolio Segment[Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Non-owner Occupied Commercial [Member]    
Total loans 0 0
Real Estate Portfolio Segment[Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Other Mortgages [Member]    
Total loans   323
Real Estate Portfolio Segment[Member] | Financial Asset, Past Due [Member]    
Total loans 21,558  
Real Estate Portfolio Segment[Member] | Financial Asset, Past Due [Member] | Construction Loans [Member]    
Total loans 0 1,148
Real Estate Portfolio Segment[Member] | Financial Asset, Past Due [Member] | Owner Occupied Commercial [Member]    
Total loans 9,039 6,110
Real Estate Portfolio Segment[Member] | Financial Asset, Past Due [Member] | One to Four Family [Member]    
Total loans 9,639 6,091
Real Estate Portfolio Segment[Member] | Financial Asset, Past Due [Member] | Non-owner Occupied Commercial [Member]    
Total loans 2,880 2,663
Real Estate Portfolio Segment[Member] | Financial Asset, Past Due [Member] | Other Mortgages [Member]    
Total loans   14,864
Real Estate Portfolio Segment[Member] | Financial Asset, Not Past Due [Member]    
Total loans 9,017,980  
Real Estate Portfolio Segment[Member] | Financial Asset, Not Past Due [Member] | Construction Loans [Member]    
Total loans 1,494,072 1,420,595
Real Estate Portfolio Segment[Member] | Financial Asset, Not Past Due [Member] | Owner Occupied Commercial [Member]    
Total loans 2,688,662 2,720,135
Real Estate Portfolio Segment[Member] | Financial Asset, Not Past Due [Member] | One to Four Family [Member]    
Total loans 1,675,861 1,656,182
Real Estate Portfolio Segment[Member] | Financial Asset, Not Past Due [Member] | Non-owner Occupied Commercial [Member]    
Total loans 4,653,457 4,518,749
Real Estate Portfolio Segment[Member] | Financial Asset, Not Past Due [Member] | Other Mortgages [Member]    
Total loans   8,895,066
Consumer Portfolio Segment [Member]    
Total loans 71,873 77,623
Non-accrual 687 715
Nonaccrual With No ACL 0 15
Consumer Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member]    
Total loans 73 491
Consumer Portfolio Segment [Member] | Financial Asset, 60 to 89 Days Past Due [Member]    
Total loans 30 140
Consumer Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member]    
Total loans 57 54
Consumer Portfolio Segment [Member] | Financial Asset, Past Due [Member]    
Total loans 160 685
Consumer Portfolio Segment [Member] | Financial Asset, Not Past Due [Member]    
Total loans $ 71,026 $ 76,223
[1] Derived from audited financial statements.