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SUPPLEMENTAL BALANCE SHEET INFORMATION (Details) - USD ($) $ in Thousands	Dec. 26, 2018	Dec. 27, 2017
Supplemental Balance Sheet Disclosures [Abstract]
Sales tax payable	$ 3,143	$ 1,813
Current portion of liabilities under tax receivable agreement	5,804	937
Gift card liability	1,796	1,472
Other	3,287	3,715
Other current liabilities	$ 14,030	$ 7,937

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Supplemental Balance Sheet Disclosures [Abstract]

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Carrying value as of the balance sheet date of the liability for outstanding gift cards. Retail customers purchase gift cards or gift certificates that can be redeemed at a later date for merchandise or services; those unredeemed represent a liability of the entity because the revenue is being deferred.

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Obligations not otherwise itemized or categorized in the footnotes to the financial statements that are due within one year or operating cycle, if longer, from the balance sheet date.

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Carrying value as of the balance sheet date of liabilities incurred through that date and payable for statutory sales and use taxes, including value added tax. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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