Other Financial Information - Change in the inventory reserve (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Change in Accounting Estimate [Line Items]
Beginning balance	$ 23	$ 23
Provisions (benefits)	25	235
Recoveries (write-offs), net	(26)	(235)
Ending balance	22	23
Inventory reserve [Member]
Change in Accounting Estimate [Line Items]
Beginning balance	470	29
Provisions (benefits)	697	555
Recoveries (write-offs), net	(121)	(114)
Ending balance	$ 1,046	$ 470