Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Loans - Loans by Credit Quality Indicator (Details)

v3.20.1
Note 5 - Loans - Loans by Credit Quality Indicator (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Financing receivable, gross $ 7,568,836 $ 7,261,451
Pass [Member]    
Financing receivable, gross 7,467,048 7,137,760
Special Mention [Member]    
Financing receivable, gross 42,689 81,952
Substandard [Member]    
Financing receivable, gross 59,099 41,739
Doubtful [Member]    
Financing receivable, gross 0 0
Commercial Real Estate Portfolio Segment [Member]    
Financing receivable, gross 2,771,307 2,696,210
Commercial Real Estate Portfolio Segment [Member] | Pass [Member]    
Financing receivable, gross 2,708,845 2,629,487
Commercial Real Estate Portfolio Segment [Member] | Special Mention [Member]    
Financing receivable, gross 17,902 46,176
Commercial Real Estate Portfolio Segment [Member] | Substandard [Member]    
Financing receivable, gross 44,560 20,547
Commercial Real Estate Portfolio Segment [Member] | Doubtful [Member]    
Financing receivable, gross 0 0
Real Estate Portfolio Segment[Member]    
Financing receivable, gross 4,188,539 3,979,060
Real Estate Portfolio Segment[Member] | Construction Loans [Member]    
Financing receivable, gross 548,578 521,392
Real Estate Portfolio Segment[Member] | Owner Occupied Commercial [Member]    
Financing receivable, gross 1,678,532 1,587,478
Real Estate Portfolio Segment[Member] | One to Four Family [Member]    
Financing receivable, gross 675,870 644,188
Real Estate Portfolio Segment[Member] | Other Mortgages [Member]    
Financing receivable, gross 1,834,137 1,747,394
Real Estate Portfolio Segment[Member] | Pass [Member]    
Financing receivable, gross 4,155,141 3,931,111
Real Estate Portfolio Segment[Member] | Pass [Member] | Construction Loans [Member]    
Financing receivable, gross 542,659 512,373
Real Estate Portfolio Segment[Member] | Pass [Member] | Owner Occupied Commercial [Member]    
Financing receivable, gross 1,658,909 1,555,283
Real Estate Portfolio Segment[Member] | Pass [Member] | One to Four Family [Member]    
Financing receivable, gross 671,407 639,959
Real Estate Portfolio Segment[Member] | Pass [Member] | Other Mortgages [Member]    
Financing receivable, gross 1,824,825 1,735,869
Real Estate Portfolio Segment[Member] | Special Mention [Member]    
Financing receivable, gross 20,651 31,045
Real Estate Portfolio Segment[Member] | Special Mention [Member] | Construction Loans [Member]    
Financing receivable, gross 4,136 4,731
Real Estate Portfolio Segment[Member] | Special Mention [Member] | Owner Occupied Commercial [Member]    
Financing receivable, gross 11,014 18,240
Real Estate Portfolio Segment[Member] | Special Mention [Member] | One to Four Family [Member]    
Financing receivable, gross 2,080 2,787
Real Estate Portfolio Segment[Member] | Special Mention [Member] | Other Mortgages [Member]    
Financing receivable, gross 7,557 10,018
Real Estate Portfolio Segment[Member] | Substandard [Member]    
Financing receivable, gross 12,747 16,904
Real Estate Portfolio Segment[Member] | Substandard [Member] | Construction Loans [Member]    
Financing receivable, gross 1,783 4,288
Real Estate Portfolio Segment[Member] | Substandard [Member] | Owner Occupied Commercial [Member]    
Financing receivable, gross 8,609 13,955
Real Estate Portfolio Segment[Member] | Substandard [Member] | One to Four Family [Member]    
Financing receivable, gross 2,383 1,442
Real Estate Portfolio Segment[Member] | Substandard [Member] | Other Mortgages [Member]    
Financing receivable, gross 1,755 1,507
Real Estate Portfolio Segment[Member] | Doubtful [Member]    
Financing receivable, gross 0 0
Real Estate Portfolio Segment[Member] | Doubtful [Member] | Construction Loans [Member]    
Financing receivable, gross 0 0
Real Estate Portfolio Segment[Member] | Doubtful [Member] | Owner Occupied Commercial [Member]    
Financing receivable, gross 0 0
Real Estate Portfolio Segment[Member] | Doubtful [Member] | One to Four Family [Member]    
Financing receivable, gross 0 0
Real Estate Portfolio Segment[Member] | Doubtful [Member] | Other Mortgages [Member]    
Financing receivable, gross 0 0
Consumer Portfolio Segment [Member]    
Financing receivable, gross 60,412 64,789
Consumer Portfolio Segment [Member] | Pass [Member]    
Financing receivable, gross 60,403 64,789
Consumer Portfolio Segment [Member] | Special Mention [Member]    
Financing receivable, gross 0 0
Consumer Portfolio Segment [Member] | Substandard [Member]    
Financing receivable, gross 9 0
Consumer Portfolio Segment [Member] | Doubtful [Member]    
Financing receivable, gross $ 0 $ 0