Subsequent Event (Details) (North American Polyester Resins [Member], Subsequent Event [Member], USD $) In Millions, unless otherwise specified	1 Months Ended
	Apr. 30, 2013 T	Apr. 29, 2013
North American Polyester Resins [Member] | Subsequent Event [Member]
Subsequent Event (Textual) [Abstract]
Production capacity of acquired entity	21,000
Annual sales of the production facility acquired		$ 64