Net Assets in Liquidation (Details) (GUC Trust Units [Member])	3 Months Ended
	Sep. 30, 2012 Unit	Jun. 30, 2012 Unit
GUC Trust Units [Member]
Schedule of Total GUC Trust Units
Total units outstanding or issuable at June 30, 2012	30,158,595
Units issued during the quarter ended September 30, 2012	121,652
Less: Units issuable at June 30, 2012		(121,652)
Add: Units issuable at September 30, 2012	29,209
Total units outstanding or issuable at September 30, 2012	30,187,804