Quarterly report pursuant to Section 13 or 15(d)

Business Combinations - Fair value of consideration (Details)

v3.7.0.1
Business Combinations - Fair value of consideration (Details) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 08, 2017
Apr. 20, 2017
Feb. 27, 2017
Jan. 16, 2017
Jun. 30, 2017
Fair value of consideration          
Cash         $ 83,932
2017 Acquisitions          
Fair value of consideration          
Cash         83,932
Deferred consideration         2,650
Contingent consideration         2,110
Total consideration transferred         88,692
Midwest          
Fair value of consideration          
Cash       $ 12,200 12,225
Total consideration transferred         12,225
EcoFoam          
Fair value of consideration          
Cash     $ 20,200   20,185
Contingent consideration     2,100   2,110
Total consideration transferred     $ 22,300   22,295
Superior          
Fair value of consideration          
Cash         10,937
Total consideration transferred   $ 10,900     10,937
Canyon          
Fair value of consideration          
Cash $ 31,800       31,752
Deferred consideration 2,700       2,650
Total consideration transferred $ 34,400       34,402
All others          
Fair value of consideration          
Cash         8,833
Total consideration transferred         $ 8,833