Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Loans - Summary of Loans (Details)

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Note 5 - Loans - Summary of Loans (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Mar. 31, 2022
Dec. 31, 2021
Total loans $ 11,629,802 $ 11,687,968 [1]    
Less: Allowance for credit losses (148,965) (146,297) [1] $ (119,463) $ (116,660)
Net Loans $ 11,480,837 $ 11,541,671 [1]    
Financing receivable, gross percentage 100.00% 100.00%    
Commercial Real Estate Portfolio Segment [Member]        
Total loans $ 3,081,926 $ 3,145,317    
Less: Allowance for credit losses     (41,417) (41,869)
Financing receivable, gross percentage 26.50% 26.91%    
Real Estate Portfolio Segment[Member]        
Total loans $ 7,006,152 $ 6,943,861    
Financing receivable, gross percentage 60.24% 59.41%    
Real Estate Portfolio Segment[Member] | Construction Loans [Member]        
Total loans $ 1,469,670 $ 1,532,388    
Less: Allowance for credit losses $ (40,483) $ (42,889) (27,821) (26,994)
Financing receivable, gross percentage 12.64% 13.11%    
Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member]        
Total loans $ 2,243,436 $ 2,199,280    
Financing receivable, gross percentage 19.29% 18.82%    
Real Estate Portfolio Segment[Member] | One to Four Family [Member]        
Total loans $ 1,138,645 $ 1,146,831    
Financing receivable, gross percentage 9.79% 9.81%    
Real Estate Portfolio Segment[Member] | Other Mortgages [Member]        
Total loans $ 3,624,071 $ 3,597,750    
Financing receivable, gross percentage 31.16% 30.78%    
Consumer Portfolio Segment [Member]        
Total loans $ 72,054 $ 66,402    
Less: Allowance for credit losses $ (2,430) $ (1,926) $ (1,677) $ (1,968)
Financing receivable, gross percentage 0.62% 0.57%    
[1] derived from audited financial statements.