Note 12 - Accumulated Other Comprehensive Loss (Tables)

6 Months Ended

Jun. 30, 2021

Notes Tables

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

	June 30,			December 31,
	2021			2020
Foreign currency translation adjustment, net of taxes of ($426) at June 30, 2021 and ($750) at December 31, 2020	$	(13,131	)	$	(13,142	)
Unrealized holding gains on available-for-sale securities, net of taxes of $0 at June 30, 2021 and $0 at December 31, 2020		18			19
Unfunded SERP liability, net of taxes of ($1,322) at June 30, 2021 and ($1,377) at December 31, 2020		(4,741	)		(4,940	)
Accumulated other comprehensive loss	$	(17,854	)	$	(18,063	)

Schedule of Changes in Accumulated Other Comprehensive Income (Loss) by Component [Table Text Block]

				Unrealized Holding
	Foreign Currency			Gains on
	Translation			Available-for-			Unfunded
	Adjustment			Sale Securities			SERP Liability				Total
Balance at December 31, 2020	$	(13,142	)	$	19		$	(4,940	)		$	(18,063	)
Other comprehensive income (loss) before reclassifications		11			(1	)		-				10
Amount reclassified from accumulated other comprehensive income (loss)		-			-			199		(a)		199
Net current period other comprehensive income (loss)		11			(1	)		199				209
Balance at June 30, 2021	$	(13,131	)	$	18		$	(4,741	)		$	(17,854	)