Commitments and Contingencies - Tariff Matter (Details) - USD ($) $ in Millions	Dec. 31, 2021	Sep. 30, 2021	Mar. 31, 2021
Tariffs
Loss Contingency Accrual, Disclosures [Abstract]
Loss contingency accrual	$ 7.6	$ 7.0	$ 6.1
Tariffs, Period Prior to Acquisition
Loss Contingency Accrual, Disclosures [Abstract]
Loss contingency accrual			2.8
Tariffs, Period after Acquisition
Loss Contingency Accrual, Disclosures [Abstract]
Loss contingency accrual			$ 3.3