Inventories (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Inventory, Net [Abstract]
Raw materials	$ 342,173	$ 352,016
Work in progress	147,225	147,715
Finished Goods	433,631	483,912
Subtotal	923,029	983,643
Inventory reserves	(112,314)	(119,906)
Total	$ 810,715	$ 863,737