Net Assets in Liquidation (Details) - USD ($) $ / shares in Units, $ in Thousands		9 Months Ended
	Nov. 19, 2020	May 31, 2022	Aug. 25, 2021	Aug. 25, 2021	May 27, 2022	Nov. 18, 2020	Aug. 26, 2020
Finite-Lived Intangible Assets [Line Items]
Changes in estimated cash flows during liquidation		$ 7,935	$ (15,083)
Liquidation Basis Of Accounting Remeasurement Gain Loss On Diposition Of Assets		(1,700)
Gain (loss) on actual and projected sale closing costs		$ (400)		$ (1,200)
Common stock, par value (in dollars per share)		$ 1.96			$ 0.32
Common stock, shares outstanding (in shares)		31,300,837
Total Shareholders' Equity as of November 18, 2020						$ 70,763	$ 73,599
Increase due to estimated net realizable value of properties and business units	$ 78,985
Decrease due to write-off of deferred financing costs	(2,260)
Decrease due to write-off of operating lease right-of-use assets	(14,829)
Net increase due to write-off of deferred assets, deferred income and goodwill	1,952
Liability for estimated costs in excess of estimated receipts during liquidation	(17,270)
Adjustment to reflect the change to the liquidation basis of accounting	46,578
Gain (loss) on corporate general and administrative costs				(2,000)
PPP Loan | Loans Payable
Finite-Lived Intangible Assets [Line Items]
Forgiveness of debt				10,000
Scenario, Adjustment
Finite-Lived Intangible Assets [Line Items]
Changes in estimated cash flows during liquidation		$ 7,935	(15,083)
Distributions Paid		(84,007)	0
Remeasurement of assets and liabilities		(7,900)		6,500
Liquidation Basis Of Accounting Remeasurement Projected Gain Loss On Assets And Liabilities Net		(9,300)
Liquidation Basis Of Accounting Remeasurement Actual Gain Loss On Assets And Liabilities Net		1,800
Estimated value of net assets in liquidation as of November 19, 2020	$ 117,341	61,506	154,793	154,793
Changes in net assets in liquidation		9,654	(37,129)
Changes in liquidation value of properties and business units for sale		(1,719)	18,431	18,400
Pro Forma
Finite-Lived Intangible Assets [Line Items]
Remeasurement of assets and liabilities				1,800
Disposal Group, Held-for-sale or Disposed of by Sale, Not Discontinued Operations
Finite-Lived Intangible Assets [Line Items]
Changes in estimated cash flows during liquidation		$ (93,300)		$ 15,100
Changes in net assets in liquidation			$ 37,500