Income Taxes - Reconciliation of Beginning and Ending Amount of Consolidated Liability for Unrecognized Income Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Balance at January 1	$ 2,832	$ 2,538	$ 2,903
Additions for tax positions related to current year	71	3,042	456
Settlements due to lapse of time	0	0	(821)
Settlements with taxing authorities	0	(2,748)	0
Balance at December 31	$ 2,903	$ 2,832	$ 2,538