Commitments and Contingencies (Details) - USD ($) $ in Millions	Sep. 13, 2018	Jan. 01, 2017	Jun. 30, 2020
Gathering and processing agreement term (in years)		10 years
Minimum volume commitment fee			$ 181
Minimum volume commitment fees remaining in 2020			9
Minimum volume commitment fees per year from 2021 through 2027			23
Minimum volume commitment fees in 2028			11
Estimated Cost to Complete Pipeline Project			$ 500
Firm transportation service agreement term (in years)	20 years