Consolidated Statements of Operations - USD ($)	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Revenues:
Total revenues	$ 57,607,000	$ 47,219,000
Costs and operating expenses:
Hotel operating expenses	(34,457,000)	(27,451,000)
Real estate operating expenses	(10,017,000)	(8,694,000)
Depreciation and amortization expense	(5,464,000)	(4,754,000)
General and administrative expense	(3,333,000)	(2,649,000)
Total costs and operating expenses	(53,271,000)	(43,548,000)
Income from operations	4,336,000	3,671,000
Other (expense) income:
Interest expense - mortgages	(8,585,000)	(8,881,000)
Net realized (loss) gain on marketable securities	(1,712,000)	375,000
Net realized loss on marketable securities - Comstock		(2,581,000)
Net unrealized gain (loss) on marketable securities	2,838,000	(5,408,000)
Gain on debt forgiveness		2,000,000
Loss on debt extinguishment		(335,000)
Gain on insurance recovery	2,692,000
Impairment loss on other investments		(41,000)
Dividend and interest income	485,000	980,000
Trading and margin interest expense	(1,553,000)	(1,426,000)
Net other expense	(5,835,000)	(15,317,000)
Loss before income taxes	(1,499,000)	(11,646,000)
Income tax (expense) benefit	(8,433,000)	1,030,000
Net loss	(9,932,000)	(10,616,000)
Less: Net loss attributable to the noncontrolling interest	3,213,000	1,893,000
Net loss attributable to InterGroup	$ (6,719,000)	$ (8,723,000)
Net loss per share
Basic	$ (4.77)	$ (4.77)
Diluted
Net loss per share attributable to InterGroup
Basic	(3.92)	(3.92)
Diluted
Weighted average number of common shares outstanding	2,215,258	2,224,293
Weighted average number of diluted shares outstanding
Hotel [Member]
Revenues:
Total revenues	$ 42,027,000	$ 31,534,000
Real Estate [Member]
Revenues:
Total revenues	$ 15,580,000	$ 15,685,000