Inventories (Tables)

12 Months Ended

Dec. 31, 2011

Inventories [Abstract]

Schedule Of Inventory Current [Table Text Block]

		2011		2010
Finished goods	$	52,027	$	34,551
Work-in-progress		22,937		35,189
Raw materials		65,373		50,949
	$	140,337	$	120,689