Segment Reporting (Details) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2021 USD ($)	Dec. 31, 2022 USD ($) carrier	Sep. 30, 2021 USD ($)
Segment Reporting Information [Line Items]
Number of U.S. wireless carriers | carrier		4
Total sales	$ 18,690	$ 97,028	$ 62,160
Total gross profit	4,631	27,789	16,127
Total operating income ( loss)	(1,902)	1,477	(9,297)
Segment assets	25,426	27,218	27,312
Operating Segments | Wireless
Segment Reporting Information [Line Items]
Total sales	7,119	30,813	20,708
Total gross profit	1,507	8,611	6,277
Total operating income ( loss)	(2,326)	(4,792)	(6,864)
Segment assets	7,640	9,790	7,867
Operating Segments | Telco
Segment Reporting Information [Line Items]
Total sales	11,571	66,220	41,553
Total gross profit	3,124	19,178	9,850
Total operating income ( loss)	424	6,269	(2,433)
Segment assets	14,545	13,217	14,472
Intersegment
Segment Reporting Information [Line Items]
Total sales	0	(5)	(101)
Non-allocated
Segment Reporting Information [Line Items]
Segment assets	$ 3,241	$ 4,211	$ 4,973