Retirement Plans - Schedule of Benefit Payments Expected to be Paid (Detail) $ in Millions	Dec. 30, 2017 USD ($)
Schedule of Expected Future Pension Benefit Payment [Line Items]
FY 2018	$ 1.5
FY 2019	1.1
FY 2020	1.0
FY 2021	1.0
FY 2022	0.9
FY 2023 through FY 2027	4.3
U.S. Plan [Member]
Schedule of Expected Future Pension Benefit Payment [Line Items]
FY 2018	0.4
FY 2019	0.4
FY 2020	0.4
FY 2021	0.5
FY 2022	0.5
FY 2023 through FY 2027	2.5
International Plans [Member]
Schedule of Expected Future Pension Benefit Payment [Line Items]
FY 2018	1.1
FY 2019	0.7
FY 2020	0.6
FY 2021	0.5
FY 2022	0.4
FY 2023 through FY 2027	$ 1.8