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EARNINGS PER SHARE (Tables) | 12 Months Ended
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Jun. 30, 2018
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] | The following table sets forth the computation for basic and diluted earnings per share (EPS):
|  | Year Ended June 30, |
(dollars in thousands, except per share data) |  | 2018 |  |  | 2017 |
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 |  |  | - |  |  |  | - |
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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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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