XML 38 R47.htm IDEA: XBRL DOCUMENT v2.4.1.9
Business Combinations - Summary of Allocation of the Preliminary Purchase Price Parenthetical (Detail)
0 Months Ended 12 Months Ended
Apr. 29, 2011
Dec. 31, 2014
Dec. 31, 2013
Trademarks      
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]      
Estimated useful lives of intangibles   15 years 15 years
Existing technology      
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]      
Estimated useful lives of intangibles 13 years 13 years 13 years
Customer Relationships [Member]      
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]      
Estimated useful lives of intangibles 11 years 11 years 11 years
Minimum      
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]      
Estimated useful lives of intangibles   1 year  
Minimum | Trademarks      
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]      
Estimated useful lives of intangibles 1 year    
Maximum      
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]      
Estimated useful lives of intangibles   15 years  
Maximum | Trademarks      
Schedule of Business Acquisitions, Purchase Price Allocation [Line Items]      
Estimated useful lives of intangibles 15 years