Leases - Lease Costs Incurred By Lease Type, and/or Type Of Payment (Detail) $ in Thousands	4 Months Ended
	Apr. 20, 2019 USD ($)
Lease cost:
Amortization of right-of-use assets	$ 2,058
Interest on lease liabilities	313
Financing lease cost	2,371
Operating lease cost	21,364
Short-term lease cost	814
Variable lease cost	7,905
Total lease cost	$ 32,454