Liquidating Distributions (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Schedule of liquidating distributions
Distributions during the quarter/nine months ended December 31, 2012	$ 7,690		$ 39,802
Less: Liquidating distributions payable	(54,757)		(31,720)
Add: Liquidating distributions payable at December 31, 2012	67,704		67,704
Total liquidating distributions	$ 20,637	$ 75,433	$ 75,786	$ 7,884,803