Other Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2020

Other Accrued Liabilities [Abstract]

Components Of Other Accrued Liabilities

		December 31, 2020		December 31, ‎2019
Pension	$	120	$	120
Postretirement benefit obligation		68		71
Deferred revenue		184		327
Current self-fitting software liability		264		285
Current technology access liability		742		1,236
Current earn-out contingent consideration liability		1,090		-
Customer funded projects		759		-
Other		1,008		830
Total	$	4,235	$	2,869