XML 62 R49.htm IDEA: XBRL DOCUMENT v3.7.0.1
Business Combination (Details 3) - USD ($)
$ in Thousands
1 Months Ended
Jul. 20, 2016
Dec. 31, 2016
Goodwill   $ 10,488
Limbach [Member]    
Total consideration paid $ 50,948  
Less: Net assets acquired 40,460  
Goodwill $ 10,488