Annual report pursuant to Section 13 and 15(d)

Note 3 - Loans - Summary of Loans (Details)

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Note 3 - Loans - Summary of Loans (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Financing receivable, gross $ 6,533,499 $ 5,851,261    
Less allowance for loan losses (68,600) (59,406) $ (51,893) $ (43,419)
Net Loans 6,464,899 5,791,855    
Commercial Real Estate Portfolio Segment [Member]        
Financing receivable, gross 2,513,225 2,279,366    
Less allowance for loan losses (39,016) (32,880) (28,872)  
Real Estate Portfolio Segment[Member]        
Financing receivable, gross 3,422,589 2,928,808    
Real Estate Portfolio Segment[Member] | Construction Loans [Member]        
Financing receivable, gross 533,192 580,874    
Less allowance for loan losses (3,522) (4,989) (5,125)  
Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member]        
Financing receivable, gross 1,463,887 1,328,666    
Real Estate Portfolio Segment[Member] | One to Four Family [Member]        
Financing receivable, gross 621,634 603,063    
Real Estate Portfolio Segment[Member] | Other Mortgages [Member]        
Financing receivable, gross 1,337,068 997,079    
Consumer Portfolio Segment [Member]        
Financing receivable, gross 64,493 62,213    
Less allowance for loan losses $ (554) $ (515) $ (392)