Income Taxes - Narrative (Details) - USD ($)	3 Months Ended	12 Months Ended	36 Months Ended
	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Tax Contingency [Line Items]
Valuation allowance	$ 20,000	$ 20,000	$ 20,000	$ 37,472,000
Change in valuation allowance	37,500,000	37,500,000
Cumulative pretax income for preceding 12 quarters			110,300,000
Unrecognized tax benefits	9,179,000	9,179,000	9,179,000	6,891,000	$ 5,792,000	$ 5,412,000
Unrecognized tax benefits, which would affect the effective tax rate	8,600,000	8,600,000	8,600,000	7,100,000	6,000,000
Unrecognized tax benefit accrued interest and penalties	400,000	400,000	400,000	300,000	300,000
Unrecognized tax benefits, amount reclassified from deferred tax assets to noncurrent liabilities		8,000,000
Deferred tax assets, amount reclassified from unrecognized tax benefits		500,000
Other Current Liabilities
Income Tax Contingency [Line Items]
Unrecognized tax benefits	0	0	0	0	0
Other Noncurrent Liabilities
Income Tax Contingency [Line Items]
Unrecognized tax benefits	9,000,000	9,000,000	9,000,000	$ 1,000,000	$ 700,000
U.S.
Income Tax Contingency [Line Items]
Change in valuation allowance		18,400,000
State
Income Tax Contingency [Line Items]
Change in valuation allowance		7,500,000
Net operating loss carryforwards	72,400,000	72,400,000	72,400,000
Other Income Tax Authority
Income Tax Contingency [Line Items]
Change in valuation allowance		11,600,000
Foreign Tax Authority
Income Tax Contingency [Line Items]
Net operating loss carryforwards	$ 0	$ 0	$ 0