Liability for Estimated Costs in Excess of Estimated Receipts During Liquidation - Summary of Accrued Revenues and Expenses Expected to Incur During Liquidation (Detail) - USD ($) $ in Thousands		7 Months Ended	12 Months Ended
	Aug. 01, 2014	Jul. 31, 2014	Dec. 31, 2013
Liquidation Basis Of Accounting [Line Items]
Rents and reimbursements		$ 46,313	$ 51,865
Interest and dividends		9,643	18,455
Property operating expenses		(17,127)	(17,769)
Interest expense		(13,394)	(22,365)
General and administrative expenses		$ (4,283)	$ (4,356)
Liquidation Value [Member]
Liquidation Basis Of Accounting [Line Items]
Rents and reimbursements	$ 81,975
Interest and dividends	23,349
Property operating expenses	(31,583)
Interest expense	(30,216)
General and administrative expenses	(45,160)
Capital expenditures	(9,785)
Sales costs	(15,805)
Liability for estimated costs in excess of estimated receipts during liquidation	$ (27,225)