Note 18 - Valuation and Qualifying Accounts (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Valuation and Qualifying Accounts [Table Text Block]

	Balance at Beginning of Year		Additions Charged to Earnings		Charges to Reserve, Net (1)			Reserves Established for Acquisitions		Balance at End of Year
Year ended December 31, 201 6
Allowance for doubtful accounts	$	2,494	$	1,654	$	(1,110	)	$	2,604	$	5,642
Reserves for inventory		10,582		5,359		(5,357	)		2,447		13,031
Valuation of deferred tax assets		1,523		638		–			2,201		4,362
Year ended December 31, 201 5
Allowance for doubtful accounts	$	2,275	$	481	$	(325	)	$	63	$	2,494
Reserves for inventory		9,387		3,739		(3,158	)		614		10,582
Valuation of deferred tax assets		1,385		138		–			–		1,523
Year ended December 31, 201 4
Allowance for doubtful accounts	$	2,658	$	672	$	(1,264	)	$	209	$	2,275
Reserves for inventory		6,558		2,797		(2,250	)		2,282		9,387
Valuation of deferred tax assets		1,021		364		–			–		1,385