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EARNINGS PER SHARE (Details) - Schedule of Earnings Per Share, Basic and Diluted - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2018 | Jun. 30, 2017
Earnings Per Share Basic And Diluted Abstract |  |
Net Income (Loss) | $ 689 | $ (544)
Less: Net Income (Loss) Attributable to Non-Controlling Interest | 42 | (31)
Net Income (Loss) Attributable to U.S. Global Investors, Inc. | $ 647 | $ (513)
Weighted average number of outstanding shares |  |
Basic | 15,158,067 | 15,212,008
Effect of dilutive securities |  |
Employee stock options | 0 | 0
Diluted | 15,158,067 | 15,212,008
Earnings Per Share Attributable to U.S. Global Investors, Inc. |  |
Basic | $ 0.04 | $ (0.03)
Diluted | $ 0.04 | $ (0.03)

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