CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019
Operating Revenues
Revenues	$ 914	$ 857	$ 2,605	$ 2,694
Operating Expenses
Employee compensation and benefits	715	680	2,060	2,150
General and administrative	1,091	753	2,440	2,234
Advertising	37	42	111	122
Depreciation and amortization	50	54	152	164
	1,893	1,529	4,763	4,670
Operating Loss	(979)	(672)	(2,158)	(1,976)
Other Income (Loss)
Investment income (loss)	(441)	2,100	(3,922)	(2,231)
Income (loss) from equity method investments	(91)	3	(146)	(52)
Other income	29	7	90	27
	(503)	2,110	(3,978)	(2,256)
Income (Loss) from Continuing Operations Before Income Taxes	(1,482)	1,438	(6,136)	(4,232)
Provision for Income Taxes
Tax expense (benefit)	75	546	(174)	(554)
Income (Loss) from Continuing Operations	(1,557)	892	(5,962)	(3,678)
Discontinued Operations
Income (loss) from discontinued operations of investment management services in Canada before income taxes	(85)	(185)	(338)	149
Tax benefit	0	(11)	0	0
Income (Loss) from Discontinued Operations	(85)	(174)	(338)	149
Net Income (Loss)	(1,642)	718	(6,300)	(3,529)
Less: Net Income (Loss) Attributable to Non-Controlling Interest from Discontinued Operations	(30)	(61)	(118)	52
Net Loss Attributable to U.S. Global Investors, Inc.	$ (1,612)	$ 779	$ (6,182)	$ (3,581)
Basic Net Income (Loss) per Share
Income (loss) from continuing operations (in Dollars per share)	$ (0.11)	$ 0.06	$ (0.40)	$ (0.24)
Income (loss) from discontinued operations (in Dollars per share)	0	(0.01)	(0.01)	0
Net income (loss) (in Dollars per share)	(0.11)	0.05	(0.41)	(0.24)
Diluted Net Income (Loss) per Share
Income (loss) from continuing operations (in Dollars per share)	(0.11)	0.06	(0.40)	(0.24)
Income (loss) from discontinued operations (in Dollars per share)	0	(0.01)	(0.01)	0
Net income (loss) (in Dollars per share)	$ (0.11)	$ 0.05	$ (0.41)	$ (0.24)
Basic weighted average number of common shares outstanding (in Shares)	15,121,950	15,132,408	15,127,118	15,141,061
Diluted weighted average number of common shares outstanding (in Shares)	15,121,950	15,132,408	15,127,118	15,141,061
Investment Advisory Services [Member]
Operating Revenues
Revenues	$ 875	$ 812	$ 2,477	$ 2,553
Administrative Service [Member]
Operating Revenues
Revenues	$ 39	$ 45	$ 128	$ 141