Quarterly report pursuant to Section 13 or 15(d)

Business Acquisition (Details)

v3.8.0.1
Business Acquisition (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Dec. 05, 2016
Apr. 01, 2017
Sep. 30, 2017
Business Acquisition [Line Items]      
Post closing adjustment for working capital     $ 500
Enovation Controls, LLC [Member]      
Business Acquisition [Line Items]      
Cash $ 201,020    
Fair value of contingent consideration 41,391    
Post closing adjustment for working capital 500 $ 500  
Total purchase consideration 242,911    
Less: cash acquired (964)    
Total purchase consideration, net of cash acquired $ 241,947