Transactions with Affiliates (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2015 |
Jun. 30, 2014 |
Jun. 30, 2015 |
Jun. 30, 2014 |
|
| Allocation of costs | ||||
| General and administrative expense | $ 5.8 | $ 9.2 | $ 17.7 | $ 9.6 |
| Agreements | ||||
| Term of agreement with Antero | 20 years | |||
| Antero Midstream Partners LP | ||||
| Allocation of costs | ||||
| Direct labor expenses | $ 0.8 | $ 0.3 | $ 1.4 | $ 0.5 |