XML 76 R56.htm IDEA: XBRL DOCUMENT v3.6.0.2
FAIR VALUE MEASUREMENTS - Narrative (Details) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Warranty obligations | Discounted cash flows | Recurring | Level 3      
Derivative [Line Items]      
Decrease to fair value measurement as a result of 100 basis point increase $ 370,000    
Increase to fair value measurement as a result of 100 basis point decrease 402,000    
Foreign exchange forward | Not designated as hedging instrument      
Derivative [Line Items]      
Notional amount of foreign currency 0 $ 2,400,000.0  
Net gain (loss) on foreign currency $ 100,000 $ 300,000 $ 300,000