STOCKHOLDER'S EQUITY - Redemption of LLC Interests (Details) - shares	12 Months Ended
Dec. 30, 2020	Dec. 25, 2019	Dec. 26, 2018
Limited Liability Company
Class of Stock [Line Items]
Number of units redeemed (in shares)	194,009	4,412,150	2,692,660
Common Stock \| Class A Common Stock
Class of Stock [Line Items]
Redemptions (in shares)	194,009	1,721,887	2,692,660
Common Stock \| Class B Common Stock
Class of Stock [Line Items]
Effect of redemption (in shares)	194,009	1,721,887	2,692,660
Gramercy Tavern \| Limited Liability Company
Class of Stock [Line Items]
Number of units redeemed (in shares)		2,690,263	0
Gramercy Tavern \| Common Stock \| Class A Common Stock
Class of Stock [Line Items]
Redemptions (in shares)	0	2,690,263	0
Gramercy Tavern \| Common Stock \| Class B Common Stock
Class of Stock [Line Items]
Effect of redemption (in shares)	0	2,690,263	0
Redemptions by NCI Holders \| Limited Liability Company
Class of Stock [Line Items]
Number of units redeemed (in shares)	194,009	1,721,887	2,692,660

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The number of units redeemed during the year of each class of partners' capital account. Units represent shares of ownership of the general, limited, and preferred partners.

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The number of shares issued during the period upon the conversion of units. An example of a convertible unit is an umbrella partnership real estate investment trust unit (UPREIT unit).

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Number of shares that have been repurchased and retired during the period.

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