Condensed Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Revenues:
Total revenues	$ 6,909,000	$ 19,146,000
Costs and operating expenses:
Depreciation and amortization expenses	(1,191,000)	(1,213,000)
General and administrative expenses	(1,366,000)	(760,000)
Total costs and operating expenses	(9,478,000)	(15,271,000)
(Loss) income from operations	(2,569,000)	3,875,000
Other income (expense):
Interest expense - mortgages	(2,315,000)	(2,397,000)
Gain on sale of real estate	12,043,000
Net loss on marketable securities	(253,000)	(145,000)
Net gain (loss) on marketable securities - Comstock	95,000	(304,000)
Impairment loss on other investments	(62,000)
Dividend and interest income	124,000	130,000
Trading and margin interest expense	(269,000)	(293,000)
Total other income (expense), net	9,363,000	(3,009,000)
Income before income taxes	6,794,000	866,000
Income tax expense	(1,975,000)	(222,000)
Net income	4,819,000	644,000
Less: Net income attributable to the noncontrolling interest	(269,000)	(308,000)
Net income attributable to InterGroup Corporation	$ 4,550,000	$ 336,000
Net income per share
Basic	$ 2.11	$ 0.28
Diluted	1.84	0.24
Net income per share attributable to InterGroup Corporation
Basic	1.99	0.15
Diluted	$ 1.74	$ 0.13
Weighted average number of basic common shares outstanding	2,287,555	2,309,393
Weighted average number of diluted common shares outstanding	2,621,550	2,639,788
Hotel [Member]
Revenues:
Total revenues	$ 3,425,000	$ 15,429,000
Costs and operating expenses:
Total costs and operating expenses	(5,033,000)	(11,348,000)
Real Estate [Member]
Revenues:
Total revenues	3,484,000	3,717,000
Costs and operating expenses:
Total costs and operating expenses	$ (1,888,000)	$ (1,950,000)