CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues:
Revenues	$ 3,463,000	$ 2,986,000	$ 6,087,000	$ 7,335,000
Cost of revenues:
Cost of revenues	3,078,000	2,732,000	5,698,000	6,640,000
Gross income	385,000	254,000	389,000	695,000
General and administrative expenses	(1,064,000)	(816,000)	(2,190,000)	(1,894,000)
Operating loss	(679,000)	(562,000)	(1,801,000)	(1,199,000)
Interest expense, net	(147,000)	(194,000)	(289,000)	(338,000)
Gain (loss) on foreign currency remeasurement	24,000	(51,000)	76,000	(59,000)
Pension expense	(50,000)	(62,000)	(100,000)	(125,000)
Loss before income taxes	(852,000)	(869,000)	(2,114,000)	(1,721,000)
Income tax expense	(6,000)	(6,000)	(13,000)	(12,000)
Net loss	(858,000)	(875,000)	(2,127,000)	(1,733,000)
Digital Product Sales [Member]
Revenues:
Revenues	3,273,000	2,767,000	5,702,000	6,888,000
Cost of revenues:
Cost of revenues	2,964,000	2,617,000	5,499,000	6,420,000
Digital Product Lease and Maintenance [Member]
Revenues:
Revenues	190,000	219,000	385,000	447,000
Cost of revenues:
Cost of revenues	$ 114,000	$ 115,000	$ 199,000	$ 220,000