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Business Acquisitions - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Jan. 05, 2016
Sep. 30, 2016
Dec. 31, 2015
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2016
Sep. 30, 2015
Business Acquisition [Line Items]              
Total purchase price, net of cash received           $ 271,458 $ 25,455
Revenues   $ 176,737   $ 125,234   520,648 354,243
(Loss) income from operations   4,928   13,859   6,662 36,662
Amortization expense of intangible assets   8,900   $ 2,000   27,200 $ 5,100
Aesynt Holding, L.P., Aesynt, Ltd.              
Business Acquisition [Line Items]              
Total purchase price, net of cash received $ 271,458            
Cash on hand at signing 8,164            
Adjustment to preliminary value, goodwill           1,500  
Adjustment to preliminary value, accounts receivable           800  
Adjustment to preliminary value, inventory           400  
Adjustment to preliminary value, current liabilities           300  
Acquisition-related costs $ 9,300            
Revenues         $ 119,900    
(Loss) income from operations         (30,600)    
Amortization expense of intangible assets         $ 20,900    
Aesynt Holding, L.P., Aesynt, Ltd. | Selling, General and Administrative Expenses              
Business Acquisition [Line Items]              
Acquisition-related costs   $ 2,300 $ 2,900     $ 6,400  
Aesynt Holding, L.P., Aesynt, Ltd. | Minimum              
Business Acquisition [Line Items]              
In process research and development, expected term 2 years            
Aesynt Holding, L.P., Aesynt, Ltd. | Maximum              
Business Acquisition [Line Items]              
In process research and development, expected term 3 years            
Aesynt Holding, L.P., Aesynt, Ltd. | In-process research and development (IPR&D) (1)              
Business Acquisition [Line Items]              
Royalty rate 12.50%            
Aesynt Holding, L.P., Aesynt, Ltd. | Trade names              
Business Acquisition [Line Items]              
Royalty rate 0.50%            
Aesynt Holding, L.P., Aesynt, Ltd. | Developed technology | Minimum              
Business Acquisition [Line Items]              
Royalty rate 0.40%            
Aesynt Holding, L.P., Aesynt, Ltd. | Developed technology | Maximum              
Business Acquisition [Line Items]              
Royalty rate 0.80%            
Aesynt Holding, L.P., Aesynt, Ltd. | Customer relationships              
Business Acquisition [Line Items]              
Discount rate 13.00%            
Aesynt Holding, L.P., Aesynt, Ltd. | Backlog              
Business Acquisition [Line Items]              
Discount rate 10.00%            
Aesynt Holding, L.P., Aesynt, Ltd. | Non-compete              
Business Acquisition [Line Items]              
Discount rate 13.00%