Net Assets in Liquidation - Additional Information (Detail) (USD $)	3 Months Ended
	Dec. 31, 2013	Mar. 31, 2011 Trust
Loss Contingencies [Line Items]
Number of trust units issued per thousand dollars of allowed general unsecured claims		1
Amount required to issue one Trust unit per contingent rights		$ 1,000
Disputed General Unsecured Claims resolved or disallowed	3,060,821,000
Allowed General Unsecured Claims [Member]
Loss Contingencies [Line Items]
Disputed General Unsecured Claims resolved or disallowed
Disputed general unsecured claims	1,550,000,000
Disallowed General Unsecured Claims [Member]
Loss Contingencies [Line Items]
Disputed general unsecured claims	$ 1,510,800,000