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Fair Value Disclosure (Details 1) - USD ($) $ in Millions	12 Months Ended
Fair Value Disclosure (Details 1) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Asset	$ 8.9	$ 6.4
Derivative Liability	0.3	0.0
Asset Impairment Charges	2.4	0.3	$ 6.6
Operating assets and facilities, net	7,784.8	7,170.7
Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Asset		6.4
Derivative Liability		0.0
Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Asset	8.9
Derivative Liability	0.3
Designated as Hedging Instrument [Member] \| Interest Rate Contract [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Asset		5.6
Derivative Liability		0.0
Designated as Hedging Instrument [Member] \| Interest Rate Contract [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Asset	1.4
Derivative Liability	0.3
Designated as Hedging Instrument [Member] \| Foreign Exchange Contract [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Asset		0.4
Designated as Hedging Instrument [Member] \| Foreign Exchange Contract [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Asset	3.6
Not Designated as Hedging Instrument [Member] \| Foreign Exchange Contract [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Asset		$ 0.4
Not Designated as Hedging Instrument [Member] \| Foreign Exchange Contract [Member] \| Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Asset	$ 3.9