Inventories (Tables)

12 Months Ended

Dec. 31, 2012

Inventory Disclosure [Abstract]

Schedule of Inventory, Current

Inventories consisted of the following on a cost basis, net of reserves:

	December 31,
(in thousands)	2012		2011
Finished goods and parts	$	93,095	$	90,444
Work in process	7,922		10,570
Raw materials	7,741		13,509
	$	108,758	$	114,523