Liquidating Distributions - Schedule of Liquidating Distributions (Detail) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Dec. 31, 2019	Dec. 31, 2019
Distribution Made to Limited Liability Company (LLC) Member [Line Items]
Distributions during the period	$ 15,305	$ 67,780
Less: Liquidating distributions payable as of beginning of period	(343,874)	(1,785)
Add: Liquidating distributions payable as of end of period	323,537	323,537
Total	$ (5,032)	$ 389,532