Note 3 - Recent Accounting Pronouncements (Tables)

3 Months Ended

Mar. 31, 2021

Notes Tables

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

	Balance at December 31, 2020		Adjustments Due to Adoption of ASC 326			Balance at January 1, 2021
	(In thousands)
Assets:
Allowance for credit losses on loans	$	166,538	$	594		$	167,132
Deferred tax assets		85,610		335			85,945
Liabilities:
Allowance for unfunded commitments		5,880		539			6,419
Stockholders' equity:
Retained earnings, net of tax		2,418,144		(798	)		2,417,346