ACQUISITON (Narrative) (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended
	Oct. 16, 2015	Dec. 31, 2015	Dec. 31, 2014	Sep. 30, 2015
Business Acquisition [Line Items]
Goodwill		$ 295,561		$ 291,157
Payments to Acquire Productive Assets, Total		$ 2,749	$ 3,532
Fremont Plastics, Inc [Member]
Business Acquisition [Line Items]
Goodwill	$ 4,400
Payments to Acquire Productive Assets, Total	10,500
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total	3,600
Business Acquisition Purchase Price Allocation Real Property	$ 2,000