CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Revenues :
Revenues	$ 74,753,000	$ 71,579,000
Costs and operating expenses:
Hotel operating expenses	(44,466,000)	(40,103,000)
Recovery of legal settlement costs	0	5,775,000
Real estate operating expenses	(7,810,000)	(7,579,000)
Depreciation and amortization expense	(4,935,000)	(5,054,000)
General and administrative expense	(2,346,000)	(3,053,000)
Total costs and operating expenses	(59,557,000)	(50,014,000)
Income from operations	15,196,000	21,565,000
Other income (expense):
Interest expense - mortgage	(9,788,000)	(9,767,000)
Loss on disposal of assets	(398,000)	0
Net loss on marketable securities	(1,733,000)	(1,777,000)
Net unrealized loss on other investments	0	(42,000)
Impairment loss on other investments	(98,000)	(200,000)
Dividend and interest income	484,000	277,000
Trading and margin interest expense	(1,150,000)	(1,187,000)
Net other expense	(12,683,000)	(12,696,000)
Income before income taxes	2,513,000	8,869,000
Income tax benefit (expense)	301,000	(3,056,000)
Net income	2,814,000	5,813,000
Less: Net income attributable to the noncontrolling interest	(1,357,000)	(1,732,000)
Net income attributable to InterGroup	$ 1,457,000	$ 4,081,000
Net income per share
Basic (in dollars per share)	$ 1.21	$ 2.47
Diluted (in dollars per share)	1.06	2.18
Net income per share attributable to InterGroup
Basic (in dollars per share)	0.63	1.73
Diluted (in dollars per share)	$ 0.55	$ 1.53
Weighted average number of common shares outstanding (in shares)	2,328,156	2,354,489
Weighted average number of diluted shares outstanding (in shares)	2,658,551	2,672,489
Hotel Operations [Member]
Revenues :
Revenues	$ 59,881,000	$ 57,099,000
Real Estate [Member]
Revenues :
Revenues	$ 14,872,000	$ 14,480,000