December 31, | 2013 | 2012 | |||||
Land | $ | 1,011 | $ | 997 | |||
Buildings and improvements | 5,605 | 5,307 | |||||
Machinery, equipment and vehicle fleet | 17,551 | 16,203 | |||||
Construction in progress | 865 | 979 | |||||
$ | 25,032 | $ | 23,486 | ||||
Less accumulated depreciation | 10,065 | 9,010 | |||||
Property, plant and equipment — net | $ | 14,967 | $ | 14,476 | |||