CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Dec. 31, 2022	Jun. 30, 2022	Dec. 31, 2021
Statement of Financial Position [Abstract]
Operating Lease, Liability, Current		$ 1,499,000	$ 1,409,000
Current Assets:
Cash and cash equivalents		21,975,000	15,206,000
Accounts receivable		9,290,000	11,152,000
Investments, at fair value		51,606,000	65,024,000
Income Taxes Receivable, Current		587,000	233,000
Other current assets		1,917,000	2,246,000
Total current assets		85,375,000	93,861,000
Long-term Investments		4,455,000	4,455,000
Long-term Investments Carried at Fair Value		4,249,000	4,513,000
Goodwill		16,401,000	16,401,000
Deferred income taxes		1,350,000	848,000
Operating lease right-of-use assets		4,379,000	4,868,000
Intangible assets, net		11,100,000	11,911,000
Property and equipment, net of accumulated depreciation of $8,976 and $8,637		1,844,000	2,114,000
Other long-term assets		772,000	634,000
Total assets		129,925,000	139,605,000
Current liabilities:
Accounts payable and accrued liabilities		2,513,000	2,637,000
Dividends payable		1,737,000	1,800,000
Compensation and benefits payable		3,933,000	9,530,000
Income taxes payable		0	466,000
Total current liabilities		9,682,000	15,842,000
Accrued dividends		477,000	1,133,000
Operating Lease, Liability, Noncurrent		4,048,000	4,724,000
Liabilities, Noncurrent	$ 4,525,000		5,857,000
Total liabilities		14,207,000	21,699,000
Commitments and contingencies
Stockholders' Equity:
Common stock, $0.01 par value, authorized 25,000,000 shares, issued 11,059,848 and outstanding 8,511,014 shares at June 30, 2022; issued 10,658,644 and outstanding 8,253,491 shares at December 31, 2021		111,000	107,000
Additional paid-in capital		198,084,000	195,187,000
Treasury stock, at cost - 2,548,834 shares at June 30, 2022; 2,405,154 shares at December 31, 2021		(83,970,000)	(81,750,000)
Retained earnings		1,493,000	4,362,000
Total stockholders' equity		115,718,000	117,906,000
Total liabilities and stockholders' equity		$ 129,925,000	$ 139,605,000