Leases - Lease Type and Classification (Details) - USD ($) $ in Thousands	Sep. 26, 2020	Dec. 28, 2019
ASSETS
Finance lease, right of use assets	$ 25,537	$ 28,128
Operating lease, right of use assets	335,860	348,090
Total leased assets	361,397	376,218
Accumulated amortization	11,600	8,300
TIA treated as reduction of lease payments used to measure operating lease ROU assets	34,900	35,200
TIA treated as reduction of lease payments used to measure ROU assets	(17,000)	(15,000)
TIA receivable netted to operating lease liabilities	$ 3,900	$ 5,900
Finance lease, right of use assets, balance sheet	us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization
LIABILITIES
Finance lease liability, current	$ 3,537	$ 3,259
Operating lease liability, current	57,036	51,937
Finance lease liabilities, non-current	28,073	30,037
Operating lease liabilities, non-current	320,155	331,769
Total lease liabilities	$ 408,801	$ 417,002
Finance lease liabilities, current, balance sheet	us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent	us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent
Finance lease liabilities, non-current, balance sheet	us-gaap:LongTermDebtAndCapitalLeaseObligations	us-gaap:LongTermDebtAndCapitalLeaseObligations