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Inventories (Tables)

6 Months Ended

Jun. 30, 2012

Inventories [Abstract]

Inventories consist of the following (in thousands):

		June 30, 2012				December 31, 2011
Raw materials and parts		$	138,821			$	125,730
Work-in-process			80,696				71,490
Finished goods			80,655				80,157
Used equipment			21,914				21,688
Total		$	322,086			$	299,065