Quarterly report pursuant to Section 13 or 15(d)

Business Combination - Additional Information (Details)

v3.8.0.1
Business Combination - Additional Information (Details) - USD ($)
4 Months Ended
Jun. 09, 2017
Sep. 30, 2017
Jun. 30, 2017
Business Acquisition [Line Items]      
Goodwill   $ 349,678,000 $ 349,526,000
Privately-Held Design and Manufacturing Company      
Business Acquisition [Line Items]      
Total purchase consideration $ 37,100,000    
Purchase consideration, paid in cash, inclusive of post-closing working capital adjustment   31,800,000  
Purchase consideration, acquisition holdback, payable before end of calendar year 2017 4,800,000    
Goodwill $ 14,500,000 14,451,000  
Goodwill recognized, deductible for income tax purposes   $ 0