Other Charges (Details) - USD ($) $ in Thousands	3 Months Ended	4 Months Ended
Nov. 18, 2020	Dec. 18, 2019
Restructuring and Related Activities [Abstract]
Employee severances	$ 0	$ 619
Restructuring related	416	619
Total Other charges	$ 416	$ 1,238

Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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