Receivables - Schedule of Performing and Nonperforming Finance and Contract Receivables (Detail) - USD ($) $ in Millions	Jul. 04, 2015	Jan. 03, 2015
Financing Receivable, Recorded Investment [Line Items]
Finance Receivables	$ 1,165.4	$ 1,085.6
Contract Receivables	326.2	320.0
Performing [Member]
Financing Receivable, Recorded Investment [Line Items]
Finance Receivables	1,150.6	1,070.1
Contract Receivables	324.6	318.5
Nonperforming [Member]
Financing Receivable, Recorded Investment [Line Items]
Finance Receivables	14.8	15.5
Contract Receivables	$ 1.6	$ 1.5