Commitments (Details) $ in Millions	Sep. 30, 2020 USD ($)
Minimum [Member]
Commitments and Contingencies [Line Items]
Potential penalty for not meeting minimum drilling and completion requirements	$ 0.0
Potential Penalty for not Meeting Minimum Drilling and Completion Counts	0.0
Maximum [Member]
Commitments and Contingencies [Line Items]
Potential penalty for not meeting minimum drilling and completion requirements	35.7
Potential Penalty for not Meeting Minimum Drilling and Completion Counts	11.5
Drilling Rig Leasing Contracts [Member]
Commitments and Contingencies [Line Items]
Contractual Obligation	12.2
Early Termination Penalty for Rig Contract Cancellation	$ 5.7