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ORGANIZATION | 12 Months Ended
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Jun. 30, 2018
Disclosure Text Block [Abstract] |
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] | NOTE 1. ORGANIZATION U.S. Global Investors, Inc. (the “Company” or “U.S. Global”) serves as investment adviser to U.S. Global Investors Funds (“USGIF” or the “Fund(s)”), a Delaware statutory trust that is a no-load, open-end investment company offering shares in numerous mutual funds to the investing public. The Company also provides administrative services to USGIF. For these services, the Company receives fees from USGIF. The Company also provides advisory services to SEC registered exchange traded funds (“ETFs”) and formerly provided advisory services to offshore clients. The Company holds a controlling interest in Galileo Global Equity Advisors Inc. (“Galileo”), a privately held Toronto-based asset management firm. The Company has the following subsidiaries utilized primarily for corporate investment purposes: U.S. Global Investors (Bermuda) Limited (“USBERM”), incorporated in Bermuda, and U.S. Global Investors (Canada) Limited (“USCAN”). The Company created U.S. Global Indices, LLC, a Texas limited liability company, of which the Company is the sole member, to provide indexing services to exchange-traded funds managed by the Company. U.S. Global formed U.S. Global Brokerage, Inc. (“USGB”) to provide distribution services to USGIF. USGB ceased operations in December 2015. On July 27, 2018, USGB was dissolved.

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- Definition The entire disclosure for organization, consolidation and basis of presentation of financial statements disclosure. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -URI http://asc.fasb.org/topic&trid=2122149 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -URI http://asc.fasb.org/topic&trid=2197479 + Details
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