CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Statement Of Income And Comprehensive Income [Abstract]
Net earnings	$ 10,432	$ 1,075	$ 21,394	$ 7,353
Unrealized (losses) gains on securities
Unrealized holding (losses) gains arising during the period	(869)	11,382	(3,700)	12,486
Unrealized gains on held to maturity securities transferred to available for sale				2,265
Amortization of net unrealized gains on held to maturity securities				46
Tax effect	182	(2,390)	778	(3,100)
Unrealized (losses) gains on securities, net of tax	(687)	8,992	(2,922)	11,697
Unrealized holding gains (losses) arising during the period on interest rate swaps	23	(243)	472	(829)
Total other comprehensive (loss) income	(664)	8,749	(2,450)	10,868
Comprehensive income	$ 9,768	$ 9,824	$ 18,944	$ 18,221