Inventories (Tables)

12 Months Ended

Dec. 31, 2011

Inventory Disclosure [Abstract]

Schedule of Inventory, Current

Inventories at December 31 consisted of:

	2011		2010
Finished goods	$	121,984	$	127,254
Work-in-process	60,557		57,784
Raw materials and supplies	33,979		31,344
	$	216,520	$	216,382