10. Accrued Allowances (Tables)

12 Months Ended

Dec. 31, 2016

Accrued Liabilities [Abstract]

Accrued allowances

Accrued allowances consist of the following (in thousands): 

		December 31,
		2016		2015
Accrued returns allowance	$	18,314	$	11,896
Accrued price adjustments		35,234		44,100
Accrued government program rebates		7,413		6,682
Total	$	60,961	$	62,678