Benefit Plans - Additional Information (Detail) - USD ($) $ in Millions	4 Months Ended
	Jun. 16, 2018	Jun. 17, 2017
Defined Benefit Plan Disclosure [Line Items]
Multiemployer Plan, Contributions by Employer	$ 13	$ 10
Pension Benefits | Minimum
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year	5
Pension Benefits | Maximum
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year	$ 10