Other Noncurrent Liabilities - Schedule of Other Noncurrent Liabilities (Detail) - USD ($) $ in Thousands	Sep. 23, 2020	Dec. 25, 2019
Payables and Accruals [Abstract]
Deferred franchise and development fees	$ 4,893	$ 5,612
Derivative liability	1,288	0
Lease payment deferrals - net of current portion	378	0
Employer social security tax deferral	3,029	0
Other	184	67
Total other noncurrent liabilities	$ 9,772	$ 5,679

Deferred Franchise And Development Fees

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for lease payments classified as non-current.

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Amount of Non current expense pertaining to employer social security tax deferral

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No definition available.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.

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Obligations not otherwise itemized or categorized in the footnotes to the financial statements that are expected to be paid after one year (or the normal operating cycle, if longer), from the balance sheet date.

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