9. Accrued Allowances (Tables)

9 Months Ended

Sep. 30, 2013

Accrued Liabilities [Abstract]

Accrued allowances

	September 30,		December 31,
	2013		2012
Accrued returns allowance	$	10,340,500	$	12,057,464
Accrued price adjustments		5,406,064		10,960,042
Accrued government program rebates		13,449,753		7,037,045
Total	$	29,196,317	$	30,054,551