Condensed Consolidated Statements of Shareholders' Deficit (Unaudited) - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock, Common [Member]	Parent [Member]	Noncontrolling Interest [Member]	Total
Balance at Jun. 30, 2022	$ 33,000	$ 3,277,000	$ (46,116,000)	$ (19,324,000)	$ (62,130,000)	$ (20,874,000)	$ (83,004,000)
Balance, shares at Jun. 30, 2022	3,459,888
Net Income (Loss)			(199,000)		(199,000)	(2,000)	(201,000)
Investment in Portsmouth		(19,000)			(19,000)	14,000	(5,000)
Purchase of treasury stock				(872,000)	(872,000)		(872,000)
Balance at Sep. 30, 2022	$ 33,000	3,258,000	(46,315,000)	(20,196,000)	(63,220,000)	(20,862,000)	(84,082,000)
Balance, shares at Sep. 30, 2022	3,459,888
Balance at Jun. 30, 2022	$ 33,000	3,277,000	(46,116,000)	(19,324,000)	(62,130,000)	(20,874,000)	(83,004,000)
Balance, shares at Jun. 30, 2022	3,459,888
Net Income (Loss)							1,366,000
Balance at Dec. 31, 2022	$ 33,000	2,588,000	(44,425,000)	(20,566,000)	(62,370,000)	(20,676,000)	(83,046,000)
Balance, shares at Dec. 31, 2022	3,459,888
Balance at Sep. 30, 2022	$ 33,000	3,258,000	(46,315,000)	(20,196,000)	(63,220,000)	(20,862,000)	(84,082,000)
Balance, shares at Sep. 30, 2022	3,459,888
Net Income (Loss)			1,890,000		1,890,000	(323,000)	1,567,000
Investment in Portsmouth		(670,000)			(670,000)	509,000	(161,000)
Purchase of treasury stock				(370,000)	(370,000)		(370,000)
Balance at Dec. 31, 2022	$ 33,000	2,588,000	(44,425,000)	(20,566,000)	(62,370,000)	(20,676,000)	(83,046,000)
Balance, shares at Dec. 31, 2022	3,459,888
Balance at Jun. 30, 2023	$ 33,000	2,445,000	(52,835,000)	(20,794,000)	(71,151,000)	(23,453,000)	(94,604,000)
Balance, shares at Jun. 30, 2023	3,459,888
Net Income (Loss)			(1,244,000)		(1,244,000)	(378,000)	(1,622,000)
Investment in Portsmouth		(106,000)			(106,000)	84,000	(22,000)
Purchase of treasury stock				(39,000)	(39,000)		(39,000)
Balance at Sep. 30, 2023	$ 33,000	2,339,000	(54,079,000)	(20,833,000)	(72,540,000)	(23,747,000)	(96,287,000)
Balance, shares at Sep. 30, 2023	3,459,888
Balance at Jun. 30, 2023	$ 33,000	2,445,000	(52,835,000)	(20,794,000)	(71,151,000)	(23,453,000)	(94,604,000)
Balance, shares at Jun. 30, 2023	3,459,888
Net Income (Loss)							(3,773,000)
Balance at Dec. 31, 2023	$ 33,000	3,514,000	(55,608,000)	(20,975,000)	(73,036,000)	(24,369,000)	(97,405,000)
Balance, shares at Dec. 31, 2023	3,459,888
Balance at Sep. 30, 2023	$ 33,000	2,339,000	(54,079,000)	(20,833,000)	(72,540,000)	(23,747,000)	(96,287,000)
Balance, shares at Sep. 30, 2023	3,459,888
Net Income (Loss)			(1,529,000)		(1,529,000)	(622,000)	(2,151,000)
Purchase of treasury stock				(142,000)	(142,000)		(142,000)
Balance at Dec. 31, 2023	$ 33,000	$ 3,514,000	$ (55,608,000)	$ (20,975,000)	$ (73,036,000)	$ (24,369,000)	$ (97,405,000)
Balance, shares at Dec. 31, 2023	3,459,888