Segment Reporting (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023 USD ($) carrier	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($) carrier	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Segment Reporting Information [Line Items]
Number of U.S. wireless carriers | carrier	4		4
Sales	$ 12,088	$ 27,789	$ 26,807	$ 51,548
Gross profit	3,272	8,147	6,689	13,905
Income (loss) from operations	(2,300)	1,145	(4,853)	(19)
Segment assets	20,973		20,973		$ 27,218
Operating segments
Segment Reporting Information [Line Items]
Sales	12,088	27,789	26,807	51,548
Income (loss) from operations	(2,300)	1,145	(4,853)	(19)
Non-allocated
Segment Reporting Information [Line Items]
Segment assets	3,761		3,761		4,211
Wireless | Operating segments
Segment Reporting Information [Line Items]
Sales	6,329	7,243	12,901	15,009
Gross profit	1,786	1,974	3,131	3,511
Income (loss) from operations	(1,676)	(1,461)	(3,780)	(3,659)
Segment assets	6,260		6,260		9,790
Telco | Operating segments
Segment Reporting Information [Line Items]
Sales	5,759	20,546	13,906	36,539
Gross profit	1,486	6,173	3,558	10,394
Income (loss) from operations	(624)	$ 2,606	(1,073)	$ 3,640
Segment assets	$ 10,952		$ 10,952		$ 13,217