XML 106 R66.htm IDEA: XBRL DOCUMENT v2.4.0.6
Inventories (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Inventory Disclosure [Line Items]    
Raw materials $ 30,554 $ 30,406
Work-in-process 11,959 12,943
Finished goods 8,023 6,563
Demo and consigned inventory 2,265 1,627
Total inventories $ 52,801 $ 51,539