CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Cash Flows from Operating Activities:
Net income (loss)	$ 256	$ (3,453)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	191	240
Net recognized (gain) loss on securities	(15)	2
Stock bonuses	4	11
Changes in operating assets and liabilities:
Accounts and notes receivable	(42)	1,080
Prepaid and other assets	(34)	2
Trading securities	384	2,505
Accounts payable and accrued expenses	(248)	(378)
Total adjustments	240	3,462
Net cash provided by operating activities	496	9
Cash Flows from Investing Activities:
Purchase of property and equipment	0	(13)
Purchase of available-for-sale securities	(518)	0
Purchase of other investments	(776)	(750)
Proceeds on sale of available-for-sale securities	649	1,014
Return of capital on investment	63	32
Net cash provided by (used in) investing activities	(582)	283
Cash Flows from Financing Activities:
Issuance of common stock	4	59
Repurchases of common stock	(97)	(269)
Dividends paid	(342)	(460)
Net cash used in financing activities	(435)	(670)
Effect of exchange rate changes on cash and cash equivalents	(38)	(72)
Net decrease in cash and cash equivalents	(559)	(450)
Beginning cash and cash equivalents	3,993	3,507
Ending cash and cash equivalents	3,434	3,057
Supplemental Disclosures of Cash Flow Information
Cash paid for income taxes	$ 12	$ 0