Liquidating Distributions - Schedule of Liquidating Distributions (Detail) - Liquidation Basis of Accounting [Member] - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Dec. 31, 2018	Dec. 31, 2018
Distribution Made to Limited Liability Company (LLC) Member [Line Items]
Distributions during the period	$ 21	$ 33
Less Liquidating distributions payable at beginning of period	(1,813)	(1,825)
Add Liquidating distributions payable at end of period	1,792	1,792
Net distributions	$ 0	$ 0