Income Taxes - Narratives (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Contingency
Deferred tax asset, operating loss carryforward	$ 133.5
Deferred tax asset operating loss carryforward subject to expiration	24.6
Deferred tax asset valuation allowances	21.6	$ 33.9
Income taxes paid	57.2	12.5	$ 16.8
Unrecognized tax benefit that would impact tax rate if recognized	1.2	1.3
Income tax penalties and interest accrued	0.3	$ 0.3
Possible decrease in unrecognized tax benefit in the next 12 months	0.1
Foreign Tax Authority
Income Tax Contingency
Deferred tax asset valuation allowances	$ 16.6