CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Revenues:
Hotel	$ 10,970,000	$ 10,412,000	$ 23,106,000	$ 21,521,000
Real estate	4,078,000	3,610,000	7,753,000	7,140,000
Total revenues	15,048,000	14,022,000	30,859,000	28,661,000
Costs and operating expenses:
Hotel operating expenses	(9,398,000)	(7,796,000)	(18,562,000)	(15,941,000)
Real estate operating expenses	(2,197,000)	(2,051,000)	(4,359,000)	(3,912,000)
Depreciation and amortization expense	(1,145,000)	(1,099,000)	(2,277,000)	(2,189,000)
General and administrative expense	(472,000)	(410,000)	(1,035,000)	(898,000)
Total costs and operating expenses	(13,212,000)	(11,356,000)	(26,233,000)	(22,940,000)
Income from operations	1,836,000	2,666,000	4,626,000	5,721,000
Other income (expense):
Interest expense	(1,644,000)	(1,592,000)	(3,343,000)	(3,157,000)
Net loss on marketable securities	(2,108,000)	(186,000)	(583,000)	(4,841,000)
Net unrealized loss on other investments and derivative instruments	(48,000)	(99,000)	(238,000)	(417,000)
Impairment loss on other investments	0	(215,000)	0	(632,000)
Dividend and interest income	541,000	509,000	569,000	599,000
Trading and margin interest expense	(432,000)	(382,000)	(825,000)	(806,000)
Other expense, net	(3,691,000)	(1,965,000)	(4,420,000)	(9,254,000)
Income (loss) before income taxes	(1,855,000)	701,000	206,000	(3,533,000)
Income tax benefit	568,000	9,000	194,000	1,577,000
Income (loss) from continuing operations	(1,287,000)	710,000	400,000	(1,956,000)
Discontinued operations:
Income from discontinued operations	0	29,000	0	47,000
Income tax expense	0	(12,000)	0	(19,000)
Income from discontinued operations	0	17,000	0	28,000
Net (loss) income	(1,287,000)	727,000	400,000	(1,928,000)
Less: Net loss (income) attributable to the noncontrolling interest	107,000	(726,000)	(991,000)	(1,146,000)
Net (loss) income attributable to InterGroup	$ (1,180,000)	$ 1,000	$ (591,000)	$ (3,074,000)
Net (loss) income per share from continuing operations
Basic	$ (0.55)	$ 0.29	$ 0.17	$ (0.81)
Diluted	$ (0.55)	$ 0.29	$ 0.17	$ (0.81)
Net income per share from discontinued operations
Basic	$ 0	$ 0.01	$ 0	$ 0.01
Diluted	$ 0	$ 0.01	$ 0	$ 0.01
Net loss per share attributable to InterGroup
Basic	$ (0.50)	$ 0.00	$ (0.25)	$ (1.28)
Diluted	$ (0.50)	$ 0.00	$ (0.25)	$ (1.28)
Weighted average number of basic common shares outstanding	2,355,204	2,414,516	2,353,126	2,409,370
Weighted average number of diluted common shares outstanding	2,355,204	2,489,307	2,399,502	2,409,370