Condensed Consolidated Statement of Changes in Stockholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Preferred Stock [Member] Series D Preferred Stock [Member]	Common Stock [Member]	Treasury Stock, Common [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Jun. 30, 2021	281	1,648
Balance at Jun. 30, 2021	$ 0	$ 190,641	$ 0	$ 77,971	$ (207,382)	$ (23)	$ 61,207
Net unrealized gain/(losses)	0	0	0	0	0	(48)	(48)
Stock-based compensation	0	0	0	359	0	0	359
Net loss	0	0	0	0	(2,029)	0	(2,029)
Net loss	$ 0	$ 0	0	0	(2,029)	0	(2,029)
Balance (in shares) at Sep. 30, 2021	281	1,648
Balance at Sep. 30, 2021	$ 0	$ 190,641	0	78,330	(209,411)	(71)	59,489
Balance (in shares) at Jun. 30, 2021	281	1,648
Balance at Jun. 30, 2021	$ 0	$ 190,641	0	77,971	(207,382)	(23)	61,207
Net unrealized gain/(losses)							(769)
Net loss							(6,309)
Net loss							(6,309)
Balance (in shares) at Mar. 31, 2022	281	1,652
Balance at Mar. 31, 2022	$ 0	$ 190,641	0	79,137	(213,691)	(792)	55,295
Balance (in shares) at Sep. 30, 2021	281	1,648
Balance at Sep. 30, 2021	$ 0	$ 190,641	0	78,330	(209,411)	(71)	59,489
Net unrealized gain/(losses)	$ 0	$ 0	0	0	0	(197)	(197)
Stock-based compensation (in shares)	0	2
Stock-based compensation	$ 0	$ 0	0	439	0	0	439
Net loss	0	0	0	0	(2,180)	0	(2,180)
Net loss	$ 0	$ 0	0	0	(2,180)	0	(2,180)
Balance (in shares) at Dec. 31, 2021	281	1,650
Balance at Dec. 31, 2021	$ 0	$ 190,641	0	78,769	(211,591)	(268)	57,551
Net unrealized gain/(losses)	$ 0	$ 0	0	0	0	(524,000)	(524)
Stock-based compensation (in shares)	0	2
Stock-based compensation	$ 0	$ 0	0	368	0	0	368
Net loss	0	0	0	0	(2,100)	0	(2,100)
Net loss	$ 0	$ 0	0	0	(2,100)	0	(2,100)
Balance (in shares) at Mar. 31, 2022	281	1,652
Balance at Mar. 31, 2022	$ 0	$ 190,641	0	79,137	(213,691)	(792)	55,295
Balance (in shares) at Jun. 30, 2022	281	1,686
Balance at Jun. 30, 2022	$ 0	$ 190,642	0	79,505	(215,712)	(1,199)	53,236	[1]
Net unrealized gain/(losses)	$ 0	$ 0	0	0	0	(368)	(368)
Stock-based compensation (in shares)	0	2
Stock-based compensation	$ 0	$ 0	0	387	0	0	387
Net loss	0	0	0	0	(2,529)	0	(2,529)
Net loss	$ 0	$ 0	0	0	(2,529)	0	(2,529)
Balance (in shares) at Sep. 30, 2022	281	1,688
Balance at Sep. 30, 2022	$ 0	$ 190,642	0	79,892	(218,241)	(1,567)	50,726
Balance (in shares) at Jun. 30, 2022	281	1,686
Balance at Jun. 30, 2022	$ 0	$ 190,642	0	79,505	(215,712)	(1,199)	53,236	[1]
Net unrealized gain/(losses)							(189)
Net loss							(7,322)
Net loss							(7,322)
Balance (in shares) at Mar. 31, 2023	281	1,687
Balance at Mar. 31, 2023	$ 0	$ 190,643	(69)	80,651	(223,034)	(1,388)	46,803
Balance (in shares) at Sep. 30, 2022	281	1,688
Balance at Sep. 30, 2022	$ 0	$ 190,642	0	79,892	(218,241)	(1,567)	50,726
Net unrealized gain/(losses)	$ 0	$ 0	0	0	0	(2)	(2)
Stock-based compensation (in shares)	0	3
Stock-based compensation	$ 0	$ 1	0	403	0	0	404
Net loss	0	0	0	0	(2,418)	0	(2,418)
Net loss	$ 0	$ 0	0	0	(2,418)	0	(2,418)
Balance (in shares) at Dec. 31, 2022	281	1,691
Balance at Dec. 31, 2022	$ 0	$ 190,643	0	80,295	(220,659)	(1,569)	48,710
Net unrealized gain/(losses)	0	0	0	0	0	181	181
Stock-based compensation	0	0	0	356	0	0	356
Net loss	$ 0	$ 0	0	0	(2,375)	0	(2,375)
Purchase of treasury stock (in shares)	0	(6)
Purchase of treasury stock	$ 0	$ 0	(69)	0	0	0	(69)
Net loss	$ 0	$ 0	0	0	(2,375)	0	(2,375)
Balance (in shares) at Mar. 31, 2023	281	1,687
Balance at Mar. 31, 2023	$ 0	$ 190,643	$ (69)	$ 80,651	$ (223,034)	$ (1,388)	$ 46,803

[1] The balance sheet at June 30, 2022, has been derived from the audited consolidated financial statements at that date but does not include all of the information and footnotes required by the United States generally accepted accounting principles for complete financial statements.