Revenue By Market

12 Months Ended

Dec. 31, 2016

Revenue By Market [Abstract]

Revenue By Market

20.  REVENUE BY MARKET

The following table sets forth, for the periods indicated, net revenue by market:

	Year Ended December 31
	2016		2015			2014
Medical	$	37,602	$	39,609	$	33,900
Hearing Health		21,882		21,089		22,959
Hearing Health Direct-to-Consumer		1,025		-		-
Professional Audio Communications		7,500		7,829		10,235
Total Net Sales	$	68,009	$	68,527	$	67,094