Liquidating Distributions (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2012
Schedule of liquidating distributions
Distributions during the quarter ended June 30, 2012	$ 11,851
Less: Liquidating distributions payable at March 31, 2012	(31,720)
Add: Liquidating distributions payable at June 30, 2012	39,711
Total liquidating distributions	$ 19,842