Condensed Consolidated Statements of Comprehensive Income (Unaudited) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Statement of Other Comprehensive Income [Abstract]        
Net income (loss) $ (832) $ 652 $ (1,539) $ 3,025
Other comprehensive income:        
Change in foreign currency translation adjustment 1 (17) 7 (8)
Comprehensive income (loss) $ (831) $ 635 $ (1,532) $ 3,017