Annual report pursuant to Section 13 and 15(d)

Goodwill and Other Intangibles - Goodwill (Details)

v3.6.0.2
Goodwill and Other Intangibles - Goodwill (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Changes in the carrying amount of goodwill      
Gross Goodwill $ 1,807,079 $ 1,806,062 $ 1,806,062
Additions 1,017    
Accumulated Impairment Losses (762,021) (762,021)  
Net Goodwill 1,045,058 1,044,041  
Impairment of goodwill 0 0  
Installation      
Changes in the carrying amount of goodwill      
Gross Goodwill 1,390,792 1,389,775 1,389,775
Additions 1,017    
Accumulated Impairment Losses (762,021) (762,021)  
Net Goodwill 628,771 627,754  
Distribution      
Changes in the carrying amount of goodwill      
Gross Goodwill 416,287 416,287 $ 416,287
Net Goodwill $ 416,287 $ 416,287