Commitments and Contingencies (Tables)

3 Months Ended

Mar. 30, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of Accrued Warranty Liability

The following is a rollforward of our accrued warranty liability ($ in millions):

Balance, December 31, 2017	$	69.4
Accruals for warranties issued during the period	15.1
Settlements made	(19.1		)
Effect of foreign currency translation	0.3
Balance, March 30, 2018	$	65.7