Note 18 - Accumulated Other Comprehensive Loss (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

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

	December 31,
	2020			2019
Foreign currency translation adjustment	$	(13,142	)	$	(20,032	)
Unrealized holding gains on available-for-sale securities, net of taxes of $0 at December 31, 2020 and $0 at December 31, 2020		19			12
Unfunded SERP liability, net of taxes of ($1,377) at December 31, 2020 and ($639) at December 31, 2020		(4,940	)		(4,045	)
Accumulated other comprehensive loss	$	(18,063	)	$	(24,065	)

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 January 1, 2019	$	(22,635)	$	12	$	(2,215)		$	(24,838)
Other comprehensive income (loss) before reclassifications		2,603		-		(1,492)			1,111
Amounts reclassified from accumulated other comprehensive income (loss)		-		-		125	(a)		125
Effect of adoption of ASU 2018-02 (Topic 220)		-		-		(463)			(463)
Net current period other comprehensive income (loss)		2,603		-		(1,830)			773
Balance at December 31, 2019		(20,032)		12		(4,045)			(24,065)
Other comprehensive income (loss) before reclassifications		6,890		7		(933)			5,964
Amounts reclassified from accumulated other comprehensive income (loss)		-		-		38	(a)		38
Net current period other comprehensive income (loss)		6,890		7		(895)			6,002
Balance at December 31, 2020	$	(13,142)	$	19	$	(4,940)		$	(18,063)