Consolidated Statements of Shareholders' Deficit - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Treasury Stock [Member]	InterGroup Shareholder' Deficit [Member]	Noncontrolling Interest [Member]	Total
Beginning balance at Jun. 30, 2019	$ 33,000	$ 10,342,000	$ (39,760,000)	$ (14,347,000)	$ (43,732,000)	$ (24,697,000)	$ (68,429,000)
Beginning balance, shares at Jun. 30, 2019	3,404,982
Net income (loss)			(3,781,000)		(3,781,000)	(1,308,000)	(5,089,000)
Stock options expense		142,000			142,000		142,000
Reclassify non-controlling interest to InterGroup
Investment in Santa Fe		(4,505,000)			(4,505,000)	3,468,000	(1,037,000)
Investment in Portsmouth		(266,000)			(266,000)	167,000	(99,000)
Investment in Woodland		913,000			913,000		913,000
Investment in Justice
Distribution to NCI
Purchase of treasury stock				(648,000)	(648,000)		(648,000)
Ending balance at Jun. 30, 2020	$ 33,000	6,626,000	(43,541,000)	(14,995,000)	(51,877,000)	(22,370,000)	(74,247,000)
Ending balance, shares at Jun. 30, 2020	3,404,982
Net income (loss)			10,409,000		10,409,000	136,000	10,545,000
Stock options expense		14,000			14,000		14,000
Reclassify non-controlling interest to InterGroup			(3,262,000)		(3,262,000)	1,207,000	(2,055,000)
Investment in Portsmouth		(4,468,000)			(4,468,000)	3,025,000	(1,443,000)
Investment in Justice						(696,000)	(696,000)
Distribution to NCI						(979,000)	979,000
Purchase of treasury stock				(2,375,000)	(2,375,000)		(2,375,000)
Ending balance at Jun. 30, 2021	$ 33,000	$ 2,172,000	$ (36,394,000)	$ (17,370,000)	$ (51,559,000)	$ (19,677,000)	$ (71,236,000)
Ending balance, shares at Jun. 30, 2021	3,404,982