Fair Value - Schedule of Fair Value Assets and Liabilities (Details) - Discontinued operations, disposed of by sale - Transformer Solutions - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Guarantees and Bonds Liability
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance at beginning of year	$ 1.8	$ 2.0	$ 4.4
Reduction/Amortization for the period	(1.7)	(0.4)	(2.3)
Impact of changes in foreign currency rates	(0.1)	0.2	(0.1)
Balance at end of period	0.0	1.8	2.0
Indemnification Assets
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance at beginning of year	0.0	0.3	1.2
Reduction/Amortization for the period	0.0	(0.3)	(0.9)
Impact of changes in foreign currency rates	0.0	0.0	0.0
Balance at end of period	$ 0.0	$ 0.0	$ 0.3