Income Taxes - Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Balance at beginning of period	$ 20,249	$ 37,208
Tax positions related to the current year:
Increases	267	250
Decreases	(858)	(1,788)
Tax positions related to prior years:
Increases	230	16,568
Decreases	0	(171)
Lapses of applicable statute of limitation	0	(31,818)
Balance at end of period	$ 19,888	$ 20,249