Beneficial Interests (Details) - shares	9 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Class A [Member]
Liquidation Trust Interests [Abstract]
Outstanding at beginning of period (in shares)	11,518,232	11,433,623
Allowed claims (in shares)	10,367	85,743
5% enhancement for certain allowed claims (in shares)	182	459
Settlement of claims by cancelling Liquidation Trust Interests (in shares)	(15,121)	(3,640)
Duplicate claim allowed in error (in shares)	0	(84)
Outstanding at end of period (in shares)	11,513,660	11,516,101
Percentage of enhancement for certain allowed claims	5.00%	5.00%
Held by qualifying victims (in shares)	11,439,782
Unresolved Claims Relating to Liquidation Trust Interests [Abstract]
Outstanding at beginning of period (in shares)	193,559	482,734
Allowed claims (in shares)	(10,367)	(85,743)
5% enhancement for certain allowed claims (in shares)	(32)	0
Disallowed claims (in shares)	(44,372)	(122,433)
Outstanding at end of period (in shares)	138,788	274,558
Percentage of enhancement for certain allowed claims	5.00%	5.00%
Unresolved claims held by qualifying victims (in shares)	24,760
Class B [Member]
Liquidation Trust Interests [Abstract]
Outstanding at beginning of period (in shares)	675,558	655,261
Allowed claims (in shares)	1,133	21,334
5% enhancement for certain allowed claims (in shares)	56	5
Settlement of claims by cancelling Liquidation Trust Interests (in shares)	(435)	(891)
Duplicate claim allowed in error (in shares)	0	0
Outstanding at end of period (in shares)	676,312	675,709
Percentage of enhancement for certain allowed claims	5.00%	5.00%
Unresolved Claims Relating to Liquidation Trust Interests [Abstract]
Outstanding at beginning of period (in shares)	7,118	34,697
Allowed claims (in shares)	(1,133)	(21,334)
5% enhancement for certain allowed claims (in shares)	0	0
Disallowed claims (in shares)	(974)	(5,406)
Outstanding at end of period (in shares)	5,011	7,957
Percentage of enhancement for certain allowed claims	5.00%	5.00%