XML 68 R45.htm IDEA: XBRL DOCUMENT v3.6.0.2
Acquisitions (Schedule of Assets Acquired and Liabilities Assumed) (Details) - USD ($)
$ in Thousands
Dec. 31, 2016
Aug. 31, 2016
Dec. 31, 2015
Acquisition      
Goodwill $ 393,351   $ 397,470
Vulcan      
Acquisition      
Current assets, net of cash acquired   $ 37,242  
Property, plant & equipment   40,213  
Intangible assets   32,930  
Goodwill   7,824  
Total assets acquired   118,209  
Liabilities assumed   5,197  
Net assets acquired   $ 113,012