Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Fair Value of Financial Instruments - (Schedule of Assets and Liabilities Measured on Nonrecurring Basis) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 30, 2020	Dec. 30, 2020	Dec. 25, 2019	Dec. 26, 2018
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Impairment Charges		$ 4,083	$ 0	$ 1,558
Fair Value, Nonrecurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Impairment Charges		4,100
Fair Value, Nonrecurring \| Significant Unobservable Inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Assets held and used	$ 2,425	$ 2,425
Impairment Charges	$ 1,564