Goodwill and Other Intangible Assets - Additional Information (Detail) - USD ($)	3 Months Ended
	Mar. 31, 2018	Apr. 01, 2017	Dec. 30, 2017
Acquired Finite And Indefinite Lived Intangible Assets [Line Items]
Goodwill	$ 941,400,000		$ 924,100,000
Gross Carrying Value	420,700,000		415,900,000
Non-amortized trademarks	116,600,000		115,200,000
Accumulated impairment losses	$ 0
Weighted-average amortization period (in years)	11 years
Aggregate amortization expense	$ 6,600,000	$ 7,100,000
Estimated annual amortization expense for fiscal period 2018	25,400,000
Estimated annual amortization expense for fiscal period 2019	22,300,000
Estimated annual amortization expense for fiscal period 2020	18,100,000
Estimated annual amortization expense for fiscal period 2021	14,800,000
Estimated annual amortization expense for fiscal period 2022	13,500,000
Estimated annual amortization expense for fiscal period 2023	12,400,000
Repair Systems & Information Group
Acquired Finite And Indefinite Lived Intangible Assets [Line Items]
Goodwill	616,400,000		613,200,000
Commercial & Industrial Group
Acquired Finite And Indefinite Lived Intangible Assets [Line Items]
Goodwill	312,500,000		298,400,000
Norbar
Acquired Finite And Indefinite Lived Intangible Assets [Line Items]
Goodwill	26,500,000
George A. Sturdevant, Inc. (d/b/a Fastorq)
Acquired Finite And Indefinite Lived Intangible Assets [Line Items]
Goodwill	2,600,000
Torque Control Specialist
Acquired Finite And Indefinite Lived Intangible Assets [Line Items]
Goodwill	2,300,000
BTC
Acquired Finite And Indefinite Lived Intangible Assets [Line Items]
Goodwill	5,900,000
Customer relationships
Acquired Finite And Indefinite Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 176,500,000		$ 175,200,000
Weighted-average amortization period (in years)	15 years
Customer relationship contractual term, minimum (in years)	3 years
Customer relationship contractual term, maximum (in years)	5 years