Note 4 - Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Fair Value, Liabilities Measured on Recurring Basis [Table Text Block]

	Amounts at		Fair Value Measurement Using
	Fair Value		Level 1		Level 2		Level 3
As of March 31, 2022
Contingent consideration liability – Z-Sciences	$	179	$	-	$	-	$	179
Contingent consideration liability – Acculogic	$	1,478	$	-	$	-	$	1,478
Interest rate swap	$	289	$	-	$	289	$	-

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

	Three Months Ended March 31, 2022
Balance at beginning of period	$	1,109
Adjustment to contingent consideration liability in connection with the acquisition of Acculogic		500
Impact of foreign currency translation adjustments		48
Balance at end of period	$	1,657