Receivables - Schedule of Performing and Nonperforming Finance and Contract Receivables (Detail) - USD ($) $ in Millions	Dec. 28, 2019	Dec. 29, 2018
Finance Receivables
Financing Receivable, Recorded Investment [Line Items]
Finance and contract receivables	$ 1,695.5	$ 1,654.3
Contract Receivables
Financing Receivable, Recorded Investment [Line Items]
Finance and contract receivables	466.4	447.5
Performing | Finance Receivables
Financing Receivable, Recorded Investment [Line Items]
Finance and contract receivables	1,666.1	1,626.4
Performing | Contract Receivables
Financing Receivable, Recorded Investment [Line Items]
Finance and contract receivables	463.7	441.5
Nonperforming | Finance Receivables
Financing Receivable, Recorded Investment [Line Items]
Finance and contract receivables	29.4	27.9
Nonperforming | Contract Receivables
Financing Receivable, Recorded Investment [Line Items]
Finance and contract receivables	$ 2.7	$ 6.0