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BASIS OF PRESENTATION (Details) - USD ($) $ in Thousands		6 Months Ended
	Jul. 01, 2018	Dec. 31, 2018	Jun. 30, 2018
BASIS OF PRESENTATION (Details) [Line Items]
Variable Interest Entity, Nonconsolidated, Carrying Amount, Assets and Liabilities, Net		$ 9,500	$ 9,600
Cumulative Effect on Retained Earnings, before Tax	$ 3,100
Cumulative Effect on Retained Earnings, Tax	$ 1,049
U.S. Global Investors Funds [Member] | Equity Funds [Member]
BASIS OF PRESENTATION (Details) [Line Items]
Base percentage adjustment, fund performance not within benchmark index		0.25%
Minimum performance to decignated benchmark over prior rolling twelve months, percentage		5.00%
Galileo [Member]
BASIS OF PRESENTATION (Details) [Line Items]
Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions		65.00%

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

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Percent minimum performance to designed benchmark over prior rolling 12 months.

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Amount of the cumulative effect on retained earnings before related income tax effect.

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Net carrying amount of the assets and liabilities in the reporting entity's statement of financial position that relate to the reporting entity's variable interest in the Variable Interest Entity (VIE), when the reporting entity is not the VIE's primary beneficiary.

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