Commitments and Contingencies - Narrative (Details) $ in Millions	12 Months Ended
	Dec. 31, 2019 USD ($) integer
Contingencies And Commitments [Line Items]
Number of Firm Transportation Contracts	2
Number Of Firm Pipeline Transportation Contracts	1
Minimum Volume Commitment	1
Number Of GTP Reimbursement Obligations	2
Reimbursement Obligation To Construct Gas Gathering And Processing Facilities | $	$ 2.4
Number Of Other Commitments	1