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Acquisitions - Narrative (Details)
$ in Thousands
3 Months Ended
Apr. 04, 2017
USD ($)
Jul. 01, 2017
USD ($)
businesses
Apr. 01, 2017
USD ($)
Sep. 30, 2017
USD ($)
Dec. 31, 2016
USD ($)
Business Acquisition [Line Items]          
Goodwill       $ 2,454,360 $ 2,274,426
Emilceramica S.r.l          
Business Acquisition [Line Items]          
Purchase agreement price $ 186,066        
Goodwill 59,491        
Intangible assets subject to amortization 2,348        
Tradenames | Emilceramica S.r.l          
Business Acquisition [Line Items]          
Indefinite-lived tradename intangible asset $ 16,196        
Global Ceramic segment | Global Ceramic Acquisitions          
Business Acquisition [Line Items]          
Purchase agreement price   $ 37,250      
Goodwill   $ 1,002      
Number of acquisitions | businesses   2      
Flooring NA segment | Flooring NA Acquisition          
Business Acquisition [Line Items]          
Purchase agreement price   $ 26,623      
Flooring ROW segment | Flooring ROW Acquisition          
Business Acquisition [Line Items]          
Purchase agreement price     $ 1,407    
Intangible assets subject to amortization     $ 827