Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Consolidated Statements of Comprehensive (Loss) Income [Abstract]
Net loss	$ (91,655)	$ (625)
Other comprehensive (loss) income:
Change in net actuarial (gain) loss	(662)	120
Tax effect on change in net actuarial gain (loss)	139	(25)
Unrealized holding gains arising during the period	709	13,645
Tax effect on unrealized holding gains arising during the period	(149)	(2,865)
Reclassification adjustment for gains included in net loss	(433)	(4,464)
Tax effect on reclassification adjustment for gains included in net loss	91	937
Other comprehensive (loss) income, net of tax	(305)	7,348
Comprehensive (loss) income	$ (91,960)	$ 6,723