Note 13 - Other Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	December 31, 2021		December 31, 2020
Pension and postretirement benefit obligations	$	177	$	188
Deferred revenue		141		184
Current technology access liability		493		1,006
Current earn-out contingent consideration liability		148		1,090
Customer funded projects		340		759
TCPA litigation accrual (Note 19)		1,300		-
Accrued corporate expenses		237		110
Other		982		898
Total	$	3,818	$	4,235