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
Sep. 30, 2022
Jun. 30, 2022
Dec. 31, 2021
Sep. 30, 2021
Jun. 30, 2021
Dec. 31, 2020
Financing receivable, gross $ 11,278,614   $ 9,532,934      
Less: Allowance for credit losses (140,967) $ (128,387) (116,660) $ (108,950) $ (104,670) $ (87,942)
Net Loans $ 11,137,647   $ 9,416,274      
Financing receivable, gross percentage 100.00%   100.00%      
Commercial Real Estate Portfolio Segment [Member]            
Financing receivable, gross $ 3,104,155   $ 2,984,053      
Less: Allowance for credit losses $ (42,834) (41,610) $ (41,869) (40,888) (42,433) (36,370)
Financing receivable, gross percentage 27.52%   31.30%      
Real Estate Portfolio Segment[Member]            
Financing receivable, gross $ 6,674,209   $ 5,378,952      
Financing receivable, gross percentage 59.18%   56.42%      
Real Estate Portfolio Segment[Member] | Construction Loans [Member]            
Financing receivable, gross $ 1,433,698   $ 1,103,076      
Less: Allowance for credit losses $ (40,016) (35,992) $ (26,994) (24,537) (22,413) (16,057)
Financing receivable, gross percentage 12.71%   11.57%      
Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member]            
Financing receivable, gross $ 2,145,621   $ 1,874,103      
Financing receivable, gross percentage 19.02%   19.66%      
Real Estate Portfolio Segment[Member] | One to Four Family [Member]            
Financing receivable, gross $ 1,089,826   $ 826,765      
Financing receivable, gross percentage 9.66%   8.67%      
Real Estate Portfolio Segment[Member] | Other Mortgages [Member]            
Financing receivable, gross $ 3,438,762   $ 2,678,084      
Financing receivable, gross percentage 30.50%   28.09%      
Consumer Portfolio Segment [Member]            
Financing receivable, gross $ 66,552   $ 66,853      
Less: Allowance for credit losses $ (2,074) $ (1,992) $ (1,968) $ (1,518) $ (1,294) $ (1,793)
Financing receivable, gross percentage 0.59%   0.70%