3. INVENTORIES (Detail) - Inventory Detail (USD $)	Jun. 30, 2012	Dec. 31, 2011	Jun. 30, 2011
Raw materials	$ 12,792,812	$ 8,303,064	$ 9,932,926
Work-in-process	993,791	476,991	609,292
Finished goods	60,371,168	56,342,273	63,993,280
Reserve for obsolescence or
lower of cost or market	(108,850)	(103,280)	(143,632)
Total	$ 74,048,921	$ 65,019,048	$ 74,391,866