Leases - Components of Lease Expense and Supplemental Cash Flow Information (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($)
Leases [Abstract]
Operating Leases	$ 273
Short-term leases	2,766
Total lease expense	3,039
Short-term lease costs capitalized to oil and gas properties	11,747
Cash paid for amounts included in the measurement of lease liabilities	273
Right-of-use assets obtained in exchange for operating lease obligations	$ 273