Income Taxes (Details) - USD ($)	3 Months Ended	8 Months Ended
Sep. 08, 2020	Sep. 10, 2019	Sep. 08, 2020	Sep. 10, 2019	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Effective income tax rates (percent)	14.20%	(50.00%)	2.00%	(1615.70%)
Provision (benefit) for income taxes	$ 962,000	$ 2,556,000	$ (2,028,000)	$ 3,910,000
Impairment of non-tax deductible goodwill			87,300,000
Goodwill reclassified from held for sale		$ 14,800,000	3,517,000
Valuation allowance	$ 0		$ 0		$ 0

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319

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Amount of transfers into (out of) an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible impairment loss.

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Amount of valuation and qualifying accounts and reserves.

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