Quarterly report pursuant to Section 13 or 15(d)

Business Combinations - Intangibles (Details)

v3.8.0.1
Business Combinations - Intangibles (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
USD ($)
Sep. 30, 2017
USD ($)
Customer relationships    
Estimates of acquired intangible assets    
Measurement period adjustment to increase intangible assets $ 7,100  
2017 Acquisitions    
Estimates of acquired intangible assets    
Estimated Fair Value 33,580 $ 33,580
Weighted Average Estimated Useful Life (Years)   9 years
2017 Acquisitions | Customer relationships    
Estimates of acquired intangible assets    
Estimated Fair Value 26,170 $ 26,170
Weighted Average Estimated Useful Life (Years)   10 years
2017 Acquisitions | Trademarks and trade names    
Estimates of acquired intangible assets    
Estimated Fair Value 1,780 $ 1,780
Weighted Average Estimated Useful Life (Years)   10 years
2017 Acquisitions | Non-competition agreements    
Estimates of acquired intangible assets    
Estimated Fair Value $ 5,630 $ 5,630
Weighted Average Estimated Useful Life (Years)   5 years