Inventories (Tables)

9 Months Ended

Sep. 30, 2016

Inventory Disclosure [Abstract]

Inventory Components

Inventories at September 30, 2016 and December 31, 2015 consisted of the following:

	September 30, 2016			December 31, 2015
Raw materials	$	35,228		$	25,803
Work in process	8,512			6,408
Supplies and service parts	45,653			44,323
Finished products	31,701			24,618
Inventory at FIFO cost	121,094			101,152
Excess of FIFO cost over LIFO cost	(12,328		)	(12,328		)
Total inventory, net	$	108,766		$	88,824