Product Warranty Obligations (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2023	Dec. 31, 2022
Product Warranty Obligations
Warranty term	1 year
Warranty reserve	$ 517	$ 781
Reconciliation of the change in estimated warranty liabilities
Balance at beginning of the period	781	723
Provision for warranties during the period	136	166
Settlements made during the period	(400)	(108)
Balance at end of the period	$ 517	$ 781