Reconciliation of Total Amounts of Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Beginning balance of unrecognized tax benefits	$ 5,258	$ 4,929	$ 4,725
Additions based on tax positions related to the current year	1,162	476	727
Additions for tax positions of prior years	9	356	5
Reductions to tax positions of prior years	(41)	(5)	(31)
Reductions to tax positions resulting from a lapse of the applicable statute of limitations	(1,591)	(498)	(497)
Ending balance of unrecognized tax benefits	$ 4,797	$ 5,258	$ 4,929