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Subsequent Events - Additional Information (Detail) - Subsequent Event [Member] - Advanced Technology Systems [Member] - USD ($)
$ in Thousands
Feb. 20, 2017
Feb. 16, 2017
Feb. 01, 2017
Vention AT [Member]      
Subsequent Event [Line Items]      
Cash consideration $ 705,000    
InterSelect GmbH [Member]      
Subsequent Event [Line Items]      
Acquired percent of the outstanding shares   100.00%  
Plas-Pak Industries, Inc. [Member]      
Subsequent Event [Line Items]      
Acquired percent of the outstanding shares     100.00%