Liquidating Distributions - Additional Information (Detail) $ in Millions	3 Months Ended
	Jun. 30, 2020 USD ($)
Distribution Made to Limited Partner [Line Items]
liquidating distributions payable to holders of Allowed General Unsecured Claims and GUC Trust Beneficiaries	$ 2.9
GUC Trust Units [Member]
Distribution Made to Limited Partner [Line Items]
Distributions returned on behalf of certain governmental entities and holders of Allowed General Unsecured Claims	0.3
Distributions returned for Resolved Term Loan Avoidance Action Claims not deposited	0.2
Distribution Made to Limited Partner	$ 300.0