Condensed Statements of Changes in Net Assets in Liquidation (Liquidation Basis) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Income Statement [Abstract]
Net Assets in Liquidation, beginning of period	$ 1,064,494	$ 1,390,181
Increase (decrease) in net assets in liquidation:
Net (additions to) reductions in reserves for Expected Costs of Liquidation	(1,844)	1,678
Liquidating distributions (Note 4)	(10,278)	(18,923)
Net change in fair value of holdings of New GM Securities	69,030	417,924
Dividends and interest income	9,334	27
Income tax provision	0	(166,170)
Net increase in net assets in liquidation	66,242	234,536
Net Assets in Liquidation, end of period	$ 1,130,736	$ 1,624,717