Schedule II - Valuation and Qualifying Accounts (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Valuation Allowances and Reserves [Table Text Block]

(In thousands)
Column A	Column B		Column C		Column C			Column D		Column E
Description	Balance at Beginning of Period		Additions - Charged to Costs and Expenses (A)		Additions - Charged to Other Accounts (B)			Deductions (C)		Balance at End of Period
Deducted from assets:
Allowance for doubtful accounts:
Year ended December 31, 2020	$	450	$	-	$	-		$	138	$	312
Year ended December 31, 2019	$	747	$	6	$	-		$	303	$	450
Year ended December 31, 2018	$	1,869	$	458	$	(1,422	)	$	158	$	747
Valuation allowance for deferred tax assets:
Year ended December 31, 2020	$	-	$	520	$	-		$	-	$	520