XML 74 R60.htm IDEA: XBRL DOCUMENT v3.10.0.1
Business Combinations - 2016 Acquisitions (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 12 Months Ended
Nov. 18, 2016
Jun. 24, 2016
Jan. 29, 2016
Dec. 31, 2016
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Jun. 30, 2016
Business combinations                                
Goodwill       $ 127,226 $ 206,159       $ 153,374       $ 206,159 $ 153,374 $ 127,226  
Purchase price allocation adjustments                           121    
Revenue         877,670 $ 908,902 $ 648,787 $ 504,119 579,017 $ 608,311 $ 631,165 $ 561,502 2,939,478 2,379,995 1,996,948  
Gross profit         103,253 $ 106,505 $ 71,419 $ 44,560 68,477 $ 70,421 84,483 $ 55,053 325,737 278,434 201,307  
Fair value of net assets acquired                                
Goodwill       127,226 $ 206,159       $ 153,374       206,159 153,374 127,226  
Pipe Jacking                                
Business combinations                                
Purchase of property, plant and equipment   $ 13,400                            
2016 Acquisitions                                
Business combinations                                
Fixed assets       2,133                     2,133  
Goodwill       5,660                     5,660  
Intangibles assets       3,000                     3,000  
Fair value of net assets acquired                                
Accounts receivable       1,606                     1,606  
Other current assets       64                     64  
Property, plant and equipment       2,133                     2,133  
Intangibles assets       3,000                     3,000  
Goodwill       5,660                     5,660  
Accounts payable and accrued liabilities       (1,587)                     (1,587)  
Total       10,876                     $ 10,876  
Mueller                                
Business combinations                                
Purchase price     $ 4,100                          
Fixed assets                               $ 2,000
Goodwill                               2,000
Fair value of inventory acquired                               100
The period of time goodwill is deductible for income tax purposes     15 years                          
Fair value of net assets acquired                                
Property, plant and equipment                               2,000
Goodwill                               $ 2,000
Northern                                
Business combinations                                
Purchase price $ 6,900                              
Goodwill                     3,700          
The period of time goodwill is deductible for income tax purposes 15 years                              
Purchase price allocation adjustments                     (100)          
Intangibles assets                     3,000          
Working capital                     100          
Revenue                         44,500 19,100    
Gross profit                         $ (1,200) $ 1,100    
Revenue since acquisition       2,000                        
Gross profit since acquisition       $ 600                        
Fair value of net assets acquired                                
Intangibles assets                     3,000          
Goodwill                     $ 3,700