Annual report pursuant to Section 13 and 15(d)

Business Combinations - Goodwill (Details)

v3.10.0.1
Business Combinations - Goodwill (Details) - USD ($)
$ in Thousands
3 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Measurement period adjustment to goodwill $ 1,000  
Goodwill 1,364,016 $ 1,077,186
2018 Acquisitions    
Goodwill 286,852  
Goodwill expected to be deducted for income tax purposes $ 33,200