Financial Instruments - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Assets:
Cash equivalents	$ 0.9	$ 1.7
Foreign exchange forwards
Assets:
Derivative asset	3.5	1.9
Liabilities:
Derivative liability	0.3	0.7
Swap arrangements
Assets:
Derivative asset	65.7	10.1
Liabilities:
Derivative liability	17.1
Quoted prices in active markets for identical assets (Level I)
Assets:
Cash equivalents	0.9	1.7
Quoted prices in active markets for identical assets (Level I) | Foreign exchange forwards
Assets:
Derivative asset	0.0	0.0
Liabilities:
Derivative liability	0.0	0.0
Quoted prices in active markets for identical assets (Level I) | Swap arrangements
Assets:
Derivative asset	0.0	0.0
Liabilities:
Derivative liability	0.0
Significant other observable inputs (Level II)
Assets:
Cash equivalents	0.0	0.0
Significant other observable inputs (Level II) | Foreign exchange forwards
Assets:
Derivative asset	3.5	1.9
Liabilities:
Derivative liability	0.3	0.7
Significant other observable inputs (Level II) | Swap arrangements
Assets:
Derivative asset	65.7	10.1
Liabilities:
Derivative liability	17.1
Significant unobservable inputs (Level III)
Assets:
Cash equivalents	0.0	0.0
Significant unobservable inputs (Level III) | Foreign exchange forwards
Assets:
Derivative asset	0.0	0.0
Liabilities:
Derivative liability	0.0	0.0
Significant unobservable inputs (Level III) | Swap arrangements
Assets:
Derivative asset	0.0	$ 0.0
Liabilities:
Derivative liability	$ 0.0