Inventory (Tables)

3 Months Ended

Mar. 31, 2014

Inventory Disclosure [Abstract]

Components of inventory

The components of inventory follow:

	March 31, 2014			December 31, 2013
Raw materials	$	1,103		$	955
Work-in-process	323			428
Finished goods	1,226			1,115
Inventory at FIFO	2,652			2,498
Excess of FIFO over LIFO cost	(120		)	(116		)
Total inventory	$	2,532		$	2,382