Leases - Components of Lease Expense (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Operating leases	$ 15,196
Short-term leases	15,451
Financing leases
Depreciation of assets	976
Interest on lease liabilities	134
Total financing leases	1,110
Total lease expense	31,757
Lease operating
Lessee, Lease, Description [Line Items]
Operating leases	11,877
Short-term leases	10,441
Plant and other midstream services
Lessee, Lease, Description [Line Items]
Operating leases	110
Short-term leases	4,983
General and administrative
Lessee, Lease, Description [Line Items]
Operating leases	3,209
Short-term leases	27
Drilling Rig Leases
Financing leases
Gross payments	28,100
Drilling Rig Leases And Other Equipment Rentals
Financing leases
Gross payments	$ 90,300