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INVESTMENTS (Details)
$ in Thousands

3 Months Ended

6 Months Ended

Dec. 31, 2016

USD ($)

Dec. 31, 2015

USD ($)

Dec. 31, 2016

USD ($)

Dec. 31, 2015

USD ($)

Sep. 30, 2016

USD ($)

Jun. 30, 2016

USD ($)

INVESTMENTS (Details) [Line Items]

Fair value of investments held

$ 13,336

$ 13,336

$ 13,585

Cost basis of investments held

$ 13,900

$ 13,900

Market value of investments to Company's total assets

50.30%

50.30%

Other investments

$ 2,671

$ 2,671

$ 1,924

Available-for-sale, net unrealized gain (loss), gross

399

$ 45

399

$ 45

Available-for-sale, net unrealized gain (loss), net of tax

399

45

399

45

Other-than-temporary impairments

$ 0

$ 199

$ 16

$ 259

Percentage of Financial Assets Derived From Level 1 Inputs Measured at Fair Value

100.00%

100.00%

100.00%

Available-for-sale securities, fair value

^[1],[2]

$ 3,657

$ 3,657

$ 3,481

Trading Securities

^[3]

9,679

9,679

10,104

Corporate Debt Securities [Member]

INVESTMENTS (Details) [Line Items]

Available-for-sale securities, fair value

^[2]

1,452

1,452

1,124

Common Stock - International [Member]

INVESTMENTS (Details) [Line Items]

Available-for-sale securities, fair value

^[2]

481

481

546

Fair Value, Inputs, Level 1 [Member]

INVESTMENTS (Details) [Line Items]

Fair value of investments held

12,928

12,928

13,227

Available-for-sale securities, fair value

3,657

3,657

3,481

Trading Securities

9,271

9,271

9,746

Fair Value, Inputs, Level 1 [Member] | Corporate Debt Securities [Member]

INVESTMENTS (Details) [Line Items]

Available-for-sale securities, fair value

1,452

1,452

1,124

Fair Value, Inputs, Level 1 [Member] | Common Stock - International [Member]

INVESTMENTS (Details) [Line Items]

Available-for-sale securities, fair value

481

481

546

Fair Value, Inputs, Level 1 [Member] | Corporate Debt Securities, Maturing in 2020 [Member] | Corporate Debt Securities [Member]

INVESTMENTS (Details) [Line Items]

Available-for-sale securities, fair value

1,500

1,500

1,100

Fair Value, Inputs, Level 2 [Member]

INVESTMENTS (Details) [Line Items]

Fair value of investments held

0

0

0

Available-for-sale securities, fair value

0

0

0

Trading Securities

0

0

0

Fair Value, Inputs, Level 2 [Member] | Corporate Debt Securities [Member]

INVESTMENTS (Details) [Line Items]

Available-for-sale securities, fair value

0

0

0

Fair Value, Inputs, Level 2 [Member] | Common Stock - International [Member]

INVESTMENTS (Details) [Line Items]

Available-for-sale securities, fair value

0

0

0

Fair Value, Inputs, Level 2 [Member] | Corporate Debt Securities, Maturing in 2020 [Member] | Corporate Debt Securities [Member]

INVESTMENTS (Details) [Line Items]

Available-for-sale securities, fair value

$ 1,000

U.S. Global Investors Funds [Member]

INVESTMENTS (Details) [Line Items]

Fair value of investments held

10,700

10,700

Offshore Fund [Member]

INVESTMENTS (Details) [Line Items]

Fair value of investments held

408

408

Offshore Fund [Member] | Net Asset Value Per Share [Member]

INVESTMENTS (Details) [Line Items]

Trading Securities

408

$ 408

$ 358

Minimum redmption notice

45 days

Impaired Securities [Member]

INVESTMENTS (Details) [Line Items]

Number of positions, subject to impairment loss

5

2

8

Available-for-Sale Securities, Combined Cost Basis of Impaired Securities

$ 653

$ 98

$ 702

Available-for-Sale Securities, Combined Fair Value of Impaired Securities

$ 454

82

466

Impaired Securities, Net Present Value of Estimated Cash Flows [Member] | Corporate Debt Securities [Member]

INVESTMENTS (Details) [Line Items]

Available-for-Sale Securities, Combined Cost Basis of Impaired Securities

970

Available-for-Sale Securities, Combined Fair Value of Impaired Securities

$ 947

Subject to Regulatory Restriction [Member] | Common Stock - International [Member]

INVESTMENTS (Details) [Line Items]

Available-for-sale securities, fair value

$ 417

$ 417

[1]	Net unrealized gains (losses) on available-for-sale securities gross and net of tax as of December 31, 2016, are $399 and $399, respectively, and as of June 30, 2016, are $45 and $45, respectively.
[2]	Unrealized gains and losses on available-for-sale securities are excluded from earnings and recorded in other comprehensive income as a separate component of shareholders' equity until realized.
[3]	Unrealized and realized gains and losses on trading securities are included in earnings in the statement of operations.

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Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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