Condensed Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Revenues:
Total revenues	$ 10,214,000	$ 6,663,000	$ 21,135,000	$ 13,572,000
Costs and operating expenses:
Hotel operating expenses	(6,479,000)	(5,133,000)	(12,812,000)	(10,166,000)
Real estate operating expenses	(2,276,000)	(2,100,000)	(4,350,000)	(3,988,000)
Depreciation and amortization expenses	(1,135,000)	(1,181,000)	(2,283,000)	(2,372,000)
General and administrative expenses	(576,000)	(560,000)	(1,386,000)	(1,926,000)
Total costs and operating expenses	(10,466,000)	(8,974,000)	(20,831,000)	(18,452,000)
Income (loss) from operations	(252,000)	(2,311,000)	304,000	(4,880,000)
Other (expense) income:
Interest expense - mortgages	(2,282,000)	(2,241,000)	(4,524,000)	(4,556,000)
Gain on sale of real estate				12,043,000
Net (loss) gain on marketable securities	(120,000)	3,501,000	(1,938,000)	3,248,000
Net (loss) gain on marketable securities - Comstock	(2,231,000)	(44,000)	(2,581,000)	51,000
Gain on extinguishment of debt	1,665,000		1,665,000
Impairment loss on other investments	(41,000)	(27,000)	(41,000)	(89,000)
Dividend and interest income	462,000	81,000	649,000	205,000
Trading and margin interest expense	(360,000)	(287,000)	(714,000)	(556,000)
Total other (expense) income, net	(2,907,000)	983,000	(7,484,000)	10,346,000
(Loss) income before income taxes	(3,159,000)	(1,328,000)	(7,180,000)	5,466,000
Income tax benefit (expense)	916,000	265,000	2,031,000	(1,710,000)
Net (loss) income	(2,243,000)	(1,063,000)	(5,149,000)	3,756,000
Less: Net loss attributable to the noncontrolling interest	240,000	998,000	985,000	729,000
Net (loss) income attributable to InterGroup Corporation	$ (2,003,000)	$ (65,000)	$ (4,164,000)	$ 4,485,000
Net (loss) income per share
Basic	$ (1.02)	$ (0.47)	$ (2.33)	$ 1.64
Diluted				1.43
Net loss (income) per share attributable to InterGroup Corporation
Basic	(0.91)	(0.03)	(1.88)	1.96
Diluted				$ 1.71
Weighted average number of basic common shares outstanding	2,204,137	2,283,229	2,213,520	2,283,657
Weighted average number of diluted common shares outstanding				2,617,652
Hotel [Member]
Revenues:
Total revenues	$ 6,348,000	$ 3,109,000	$ 13,153,000	$ 6,534,000
Real Estate [Member]
Revenues:
Total revenues	$ 3,866,000	$ 3,554,000	$ 7,982,000	$ 7,038,000