Debt - Schedule of the Change in Debt under the Kudu Facility (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Debt Instrument
Beginning balance	$ 376.4
Repayments	(154.7)	$ (4.5)	$ (22.9)
Ending balance	693.0	376.4
Kudu Bank Facility \| Kudu
Debt Instrument
Beginning balance	86.3
Ending balance		86.3
Kudu Bank Facility \| Kudu \| Term Loan
Debt Instrument
Beginning balance	89.2	57.0	0.0
Borrowings	3.0	32.2	57.0
Repayments	(92.2)	0.0	0.0
Ending balance	0.0	89.2	57.0
Long-term line of credit		89.2
Kudu Credit Facility \| Kudu
Debt Instrument
Ending balance	218.2
Kudu Credit Facility \| Kudu \| Term Loan
Debt Instrument
Beginning balance	0.0	0.0	0.0
Borrowings	232.0	0.0	0.0
Repayments	(6.6)	0.0	0.0
Ending balance	225.4	$ 0.0	$ 0.0
Long-term line of credit	$ 225.4

Face (par) amount of debt instrument at time of issuance.

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