Leases (Details) - USD ($) $ in Thousands	4 Months Ended
	Apr. 20, 2019	Dec. 30, 2018	Dec. 29, 2018
Lessee, Lease, Description [Line Items]
Lessee, Operating Lease, Renewal Term	5 years
Total operating lease liabilities	$ 2,503,875	$ 2,400,000
Less: Current portion of operating lease liabilities	449,702
Noncurrent operating lease liabilities	2,054,173		$ 0
Operating lease cost	160,046
Variable lease cost	49,690
Total lease cost	209,736
Remainder of 2019	386,478
2020	540,813
2021	441,696
2022	347,796
2023	293,444
Thereafter	924,022
Total lease payments	2,934,249
Less: Imputed interest	(430,374)
Lessee option to extend reasonably certain of being exercised	139,800
Operating lease legally binding minimum payments for lease that have not yet commenced	$ 28,100
Operating Lease, Weighted Average Remaining Lease Term	7 years 2 months
Operating Lease, Weighted Average Discount Rate, Percent	4.20%
Operating Lease, Payments	$ 143,450
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 108,881
2019			520,541
2020			481,812
2021			416,895
2022			349,470
2023			270,116
Thereafter			837,441
Operating Leases, Future Minimum Payments Due			$ 2,876,275
Minimum [Member]
Lessee, Lease, Description [Line Items]
Lessee, Operating Lease, Term of Contract	5 years
Maximum [Member]
Lessee, Lease, Description [Line Items]
Lessee, Operating Lease, Term of Contract	10 years