Schedule II - Consolidated Valuation and Qualifying Accounts (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Schedule of Valuation and Qualifying Accounts Disclosure [Table Text Block]

	Balance at		Additions
	Beginning of		Charged to Costs						Balance at End
Description	Period		and Expenses		Deductions				of Period
ALLOWANCE FOR DOUBTFUL ACCOUNTS
Year ended December 31, 2020	$	952	$	452	$	(1,162	)	(1)	$	242
Year ended December 31, 2019	$	1,268	$	187	$	(503	)	(1)	$	952
VALUATION ALLOWANCE FOR DEFERRED TAX ASSETS
Year ended December 31, 2020	$	372	$	-	$	(74	)		$	298
Year ended December 31, 2019	$	421	$	-	$	(49	)		$	372
ALLOWANCE FOR DISCOUNTS AND RETURNS
Year ended December 31, 2020	$	1,480	$	23,223	$	(22,885	)		$	1,818
Year ended December 31, 2019	$	1,600	$	19,492	$	(19,612	)		$	1,480