Quarterly report pursuant to Section 13 or 15(d)

Transactions with Affiliates (Details)

v3.8.0.1
Transactions with Affiliates (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Allocation of costs    
General and administrative expense $ 13.2 $ 13.0
Service    
Allocation of costs    
Direct labor expenses $ 1.7 $ 1.2