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, unless otherwise specified	1 Months Ended	3 Months Ended	7 Months Ended	9 Months Ended	0 Months Ended
	Jul. 31, 2014	Sep. 30, 2013	Jul. 31, 2014	Sep. 30, 2013	Aug. 01, 2014 Liquidation Value [Member]	Aug. 01, 2014 Liquidation Value [Member]
Liquidation Basis Of Accounting [Line Items]
Rents and reimbursements	$ 7,085	$ 12,026	$ 46,313	$ 35,795	$ 81,975
Interest and dividends	1,394	3,917	9,643	13,545	23,349
Property operating expenses	(2,546)	(4,302)	(17,127)	(11,856)	(31,583)
Interest expense	(1,870)	(4,992)	(13,394)	(16,607)	(30,216)
General and administrative expenses	(497)	(1,104)	(4,283)	(3,040)	(45,160)
Capital expenditures					(9,785)
Sales costs						(15,805)
Liability for estimated costs in excess of estimated receipts during liquidation					$ (27,225)