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INVESTMENT MANAGEMENT AND OTHER FEES (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		23 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016	Dec. 09, 2015
INVESTMENT MANAGEMENT AND OTHER FEES (Details) [Line Items]
Advisory fees	$ 1,604	$ 1,279	$ 5,064	$ 3,615
Galileo [Member]
INVESTMENT MANAGEMENT AND OTHER FEES (Details) [Line Items]
Advisory fees	285	255	887	879
Fund Clients [Member]
INVESTMENT MANAGEMENT AND OTHER FEES (Details) [Line Items]
Receivables	626		626
U.S. Global Investors Funds [Member]
INVESTMENT MANAGEMENT AND OTHER FEES (Details) [Line Items]
Advisory fees	$ 1,200	869	$ 3,800	2,600
Base percentage adjustment, fund performance not within benchmark index	0.25%		0.25%
Minimum performance to designated benchmark over prior rolling twelve months, percent	5.00%		5.00%
Increase (decrease) in base advisory fees realized	$ (16)	58	$ 14	(180)
Aggregate Fees Waived and Expenses Borne	218	311	764	1,100
Administrative services fees, per fund					$ 7
U.S. Global Investors Funds [Member] | Fund Clients [Member]
INVESTMENT MANAGEMENT AND OTHER FEES (Details) [Line Items]
Receivables	448		$ 448
U.S. Global Investors Funds [Member] | Investor Class Shares [Member]
INVESTMENT MANAGEMENT AND OTHER FEES (Details) [Line Items]
Administrative fee rate			0.05%		0.10%
U.S. Global Investors Funds [Member] | Institutional Class Shares [Member]
INVESTMENT MANAGEMENT AND OTHER FEES (Details) [Line Items]
Administrative fee rate			0.04%		0.08%
U. S. Global Jets EFT [Member]
INVESTMENT MANAGEMENT AND OTHER FEES (Details) [Line Items]
Advisory fees	$ 98	74	$ 239	217
Unitary Management Fee, Percentage of Average Net Assets	0.60%		0.60%
Offshore Clients [Member]
INVESTMENT MANAGEMENT AND OTHER FEES (Details) [Line Items]
Advisory fees	$ 34	22	$ 102	66
Performance Fees	$ 0	$ 0	$ 0	$ 0

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Increase (decrease) in base advisory fees realized.

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Base percentage adjustment when fund performance is not within limits to benchmark index.

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Amount of revenue earned by the entity based on the investment results achieved. Excludes fees based upon a percentage of the assets under management not performance-related.

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