Inventories (Tables)

12 Months Ended

Dec. 31, 2012

Inventory Disclosure [Abstract]

Net components of inventories

The components of inventories are as follows:

	December 31, 2012		December 31, 2011
Finished goods	$	695,606	670,877
Work in process	103,685		113,311
Raw materials	334,445		329,442
Total inventories	$	1,133,736	1,113,630