INVENTORIES (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
INVENTORIES
Raw materials	$ 50,159,000	$ 46,399,000
Work in process	7,626,000	6,926,000
Finished goods	40,410,000	35,919,000
Inventories, Net	98,195,000	89,244,000
Inventory reserves for obsolescence and other estimated losses	$ 6,900,000	$ 7,700,000