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Condensed Consolidated Statement of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Statement of Comprehensive Income [Abstract]
Net income	$ 27,422	$ 17,606	$ 89,433	$ 41,157
Other comprehensive income (loss), net of tax:
Unrealized gains (losses) on available for sale securities arising during the period	(4,440)	3,266	(7,924)	7,069
Change in minimum pension liability	0	1,691	0	2,817
Change in joint beneficiary agreements	0	0	(629)	912
Other comprehensive income (loss)	(4,440)	4,957	(8,553)	10,798
Comprehensive income	$ 22,982	$ 22,563	$ 80,880	$ 51,955

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