Receivables - Schedule of Performing and Nonperforming Finance and Contract Receivables (Detail) - USD ($) $ in Millions	Jul. 01, 2017	Dec. 31, 2016
Financing Receivable, Recorded Investment [Line Items]
Finance Receivables	$ 1,547.6	$ 1,455.6
Contract Receivables	386.6	378.7
Performing [Member]
Financing Receivable, Recorded Investment [Line Items]
Finance Receivables	1,524.3	1,430.7
Contract Receivables	384.3	376.7
Nonperforming [Member]
Financing Receivable, Recorded Investment [Line Items]
Finance Receivables	23.3	24.9
Contract Receivables	$ 2.3	$ 2.0