Net Assets in Liquidation - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024	Dec. 31, 2023
Net Assets In Liquidation [Line Items]
Net assets in liquidation	$ 40,888		$ 40,888			$ 114,463
Liquidation Value [Member]
Net Assets In Liquidation [Line Items]
Increase (decrease) in net assets subject to liquidation	(1,100)	$ (1,500)	(73,600)	$ (4,300)
Net increase (decrease) in liquidation value	1,099	1,456	$ 3,889	4,347
Liquidating distributions per common share			$ 2.44
Net assets in liquidation	40,888	118,701	$ 40,888	118,701	$ 41,987	$ 114,463	$ 120,157	$ 123,048
Liquidating distributions to unit holders			$ 1,100,000
Liquidating distributions per unit			$ 68.42
Liquidation Value [Member] \| Remeasurement [Member]
Net Assets In Liquidation [Line Items]
Net increase (decrease) in liquidation value		(1,800)		(5,000)
Liquidation Value [Member] \| Distributions to Unitholders [Member]
Net Assets In Liquidation [Line Items]
Net increase (decrease) in liquidation value			$ (69,700)
Liquidation Value [Member] \| Worldwide Plaza [Member]
Net Assets In Liquidation [Line Items]
Net increase (decrease) in liquidation value	$ 200	$ 300	$ 400	$ 600
Common Stock [Member] \| Liquidation Value [Member]
Net Assets In Liquidation [Line Items]
Common stock, shares outstanding	16,791,769		16,791,769			16,791,769
Stock Units [Member]
Net Assets In Liquidation [Line Items]
Liquidating distributions per unit			$ 65.98