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Business Acquisitions - Schedule of Assets Acquired and Liabilities Assumed (Details) - USD ($)
$ in Thousands
Nov. 10, 2016
Jun. 30, 2017
Dec. 31, 2016
Oct. 14, 2016
Business Acquisition [Line Items]        
Goodwill   $ 47,882 $ 34,371  
TIW Corporation [Member]        
Business Acquisition [Line Items]        
Cash $ 1,829      
Trade receivables 9,794      
Inventories 29,896      
Prepaid and other current assets 3,572      
Deferred income taxes 205      
Property, plant and equipment 38,058      
Intangible assets 29,808      
Total assets acquired 113,162      
Accounts payable 5,599      
Customer prepayments 2,757      
Other accrued liabilities 2,644      
Deferred tax liabilities, non-current 2,261      
Total liabilities assumed 13,261      
Net identifiable assets acquired 99,901      
Goodwill 34,371     $ 34,400
Net assets acquired 134,272      
Patents [Member] | TIW Corporation [Member]        
Business Acquisition [Line Items]        
Intangible assets $ 3,300      
Weighted average useful life (in years) 10 years      
Customer Relationships [Member] | TIW Corporation [Member]        
Business Acquisition [Line Items]        
Intangible assets $ 18,100      
Weighted average useful life (in years) 15 years      
Trade Names [Member] | TIW Corporation [Member]        
Business Acquisition [Line Items]        
Intangible assets $ 8,400