Fair Value Measurements - Fair Value Assets and Liabilities Measured on Recurring Basis (Detail) $ in Millions	Dec. 28, 2019 USD ($)
Assets:
Assets measured at fair value on a recurring basis	$ 11.2
Liabilities:
Total	10.5
Interest Rate Swap
Assets:
Assets measured at fair value on a recurring basis	10.4
Foreign currency option contracts
Assets:
Assets measured at fair value on a recurring basis	0.3
Forward foreign currency contracts
Assets:
Assets measured at fair value on a recurring basis	0.5
Contingent Consideration Type
Liabilities:
Contingent consideration	9.3
Forward Contracts
Liabilities:
Forward foreign currency contracts	1.2
Quoted Prices in Active Market for Identical Assets (Level 1)
Assets:
Assets measured at fair value on a recurring basis	0.0
Liabilities:
Total	0.0
Quoted Prices in Active Market for Identical Assets (Level 1) | Interest Rate Swap
Assets:
Assets measured at fair value on a recurring basis	0.0
Quoted Prices in Active Market for Identical Assets (Level 1) | Foreign currency option contracts
Assets:
Assets measured at fair value on a recurring basis	0.0
Quoted Prices in Active Market for Identical Assets (Level 1) | Forward foreign currency contracts
Assets:
Assets measured at fair value on a recurring basis	0.0
Quoted Prices in Active Market for Identical Assets (Level 1) | Contingent Consideration Type
Liabilities:
Contingent consideration	0.0
Quoted Prices in Active Market for Identical Assets (Level 1) | Forward Contracts
Liabilities:
Forward foreign currency contracts	0.0
Significant Other Observable Inputs (Level 2)
Assets:
Assets measured at fair value on a recurring basis	11.2
Liabilities:
Total	1.2
Significant Other Observable Inputs (Level 2) | Interest Rate Swap
Assets:
Assets measured at fair value on a recurring basis	10.4
Significant Other Observable Inputs (Level 2) | Foreign currency option contracts
Assets:
Assets measured at fair value on a recurring basis	0.3
Significant Other Observable Inputs (Level 2) | Forward foreign currency contracts
Assets:
Assets measured at fair value on a recurring basis	0.5
Significant Other Observable Inputs (Level 2) | Contingent Consideration Type
Liabilities:
Contingent consideration	0.0
Significant Other Observable Inputs (Level 2) | Forward Contracts
Liabilities:
Forward foreign currency contracts	1.2
Significant Unobservable Inputs (Level 3)
Assets:
Assets measured at fair value on a recurring basis	0.0
Liabilities:
Total	9.3
Significant Unobservable Inputs (Level 3) | Interest Rate Swap
Assets:
Assets measured at fair value on a recurring basis	0.0
Significant Unobservable Inputs (Level 3) | Foreign currency option contracts
Assets:
Assets measured at fair value on a recurring basis	0.0
Significant Unobservable Inputs (Level 3) | Forward foreign currency contracts
Assets:
Assets measured at fair value on a recurring basis	0.0
Significant Unobservable Inputs (Level 3) | Contingent Consideration Type
Liabilities:
Contingent consideration	9.3
Significant Unobservable Inputs (Level 3) | Forward Contracts
Liabilities:
Forward foreign currency contracts	$ 0.0