Customer Lists and Other Identifiable Intangible Assets, Net - Additional Information (Detail) - Customer Lists and Other Identifiable Intangible Assets [Member] |
6 Months Ended |
---|---|
Jul. 01, 2018 | |
Minimum [Member] | |
Finite Lived Intangible Assets [Line Items] | |
Estimated useful life | 12 years |
Maximum [Member] | |
Finite Lived Intangible Assets [Line Items] | |
Estimated useful life | 20 years |