CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS ) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Statement of Comprehensive Income [Abstract]
Net Loss Attributable to U.S. Global Investors, Inc.	$ (4,684)	$ (3,388)
Other Comprehensive Income (Loss), Net of Tax:
Foreign currency translation adjustment	88	3
Reclassification of foreign currency losses to net loss	228	22
Comprehensive Loss	(4,368)	(3,363)
Less: Comprehensive Income Attributable to Non-Controlling Interest	114	0
Comprehensive Loss Attributable to U.S. Global Investors, Inc.	$ (4,482)	$ (3,363)