Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Current Assets
Cash and cash equivalents	$ 22,314	$ 14,436
Restricted cash	1,000	1,000
Investments in securities at fair value	12,138	6,322
Accounts and other receivables	1,796	2,534
Tax receivable	384	2,147
Prepaid expenses	400	350
Total Current Assets	38,032	26,789
Net Property and Equipment	1,370	1,376
Other Assets
Deferred tax asset	872	0
Investments in equity securities at fair value, non-current	2,162	11,936
Investments in available-for-sale debt securities at fair value	10,625	17,049
Investments in held-to-maturity debt securities	1,000	1,000
Other investments	3,992	3,453
Equity method investments	0	532
Operating lease, right of use assets	0	43
Financing lease, right of use assets	93	0
Other assets, non-current	216	99
Total Other Assets	18,960	34,112
Total Assets	58,362	62,277
Current Liabilities
Accounts payable	73	102
Accrued compensation and related costs	1,864	1,561
Dividends payable	337	226
Operating lease liability, short-term	0	43
Financing lease liability, short-term	27	0
Other accrued expenses	1,831	1,345
Taxes payable	0	1,877
Total Current Liabilities	4,132	5,154
Long-Term Liabilities
Deferred tax liability	0	2,799
Financing lease liability, long-term	66	0
Total Long-Term Liabilities	66	2,799
Total Liabilities	4,198	7,953
Commitments and Contingencies (Note 18)
Shareholders’ Equity
Additional paid-in-capital	16,438	15,677
Accumulated other comprehensive income, net of tax	3,624	6,587
Retained earnings	36,302	33,833
Total Shareholders’ Equity	54,164	54,324	$ 16,764
Total Liabilities and Shareholders’ Equity	58,362	62,277
Common Class A [Member]
Shareholders’ Equity
Common Stock	347	347
Treasury stock, class A shares at cost; 978,049 shares and 898,953 shares at June 30, 2022, and June 30, 2021, respectively	(2,599)	(2,172)
Common Class B [Member]
Shareholders’ Equity
Common Stock	0	0
Common Class C [Member]
Shareholders’ Equity
Common Stock	$ 52	$ 52