Note 1 - Basis of Presentation (Tables)

3 Months Ended

Mar. 31, 2021

Accounting Standards Update 2016-13 [Member]

Notes Tables

Accounting Standards Update and Change in Accounting Principle [Table Text Block]

	January 1, 2021
	As Reported			Pre-			Impact of
	Under			ASU 2016-13			ASU 2016-13
	ASU 2016-13			Adoption			Adoption
Assets:
Non-covered loans held for investment
Allowance for credit losses on debt securities
Investment securities - available for sale	$	83,358		$	83,358		$	-		A
Loans
Non-acquired loans and acquired performing loans		2,146,972			2,146,972			-
Acquired purchased deteriorated loans		45,535			39,660			5,875		B
Allowance for credit losses on loans		(39,289	)		(26,182	)		(13,107	)	C
Deferred tax asset		19,306			17,493			1,813		D
Accrued interest receivable - loans		9,109			9,052			57		B
Liabilities
Allowance for credit losses on off-balance sheet
credit exposures		575			66			509		E
Equity:
Retained earnings		231,714			237,585			(5,871	)	F