Summary of Significant Accounting Policies - Additional Information (Detail) $ in Millions	12 Months Ended
	Dec. 29, 2018 USD ($) Customer Contract	Dec. 30, 2017 USD ($) Customer Contract	Dec. 31, 2016 USD ($)
Significant Accounting Policies [Line Items]
Highly liquid short-term investments maturity date	three months or less
Sale of accounts receivable	$ 604.7	$ 582.9	$ 521.9
Additional receivables outstanding if receivables had not been sold	378.5	380.8
Factoring costs associated with the sales of accounts receivable	14.5	11.4	8.9
Long-term core inventory	28.1	20.2
Total book value of equity method investments	18.4	21.1
Income from equity method investments	2.2	3.3
Book value of cost method investments	5.0
Accrued customer rebates	6.3	6.8
Product warranty reserves	$ 0.6	$ 0.5
Number of largest customers | Customer	5	5
Number of foreign exchange forward contracts outstanding | Contract	0	0
Credit Concentration Risk [Member]
Significant Accounting Policies [Line Items]
Concentration risk percentage	79.00%	85.00%
Supplier Concentration Risk [Member]
Significant Accounting Policies [Line Items]
Concentration risk percentage	77.00%
Selling, General and Administrative Expenses [Member]
Significant Accounting Policies [Line Items]
Research and development costs	$ 20.1	$ 20.0	$ 18.9
Minimum [Member]
Significant Accounting Policies [Line Items]
Estimated useful life of Property, Plant and Equipment	3 years
Maximum [Member]
Significant Accounting Policies [Line Items]
Estimated useful life of Property, Plant and Equipment	39 years