Leases - Supplemental Information Related to Leases (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2019
Leases
Total Lease Expense	$ 240,477	$ 663,094
Capitalized operating leases	53,000	161,000
Short-term lease costs		115,000
Cash paid for amounts included in the measurement of lease liabilities: Operating cash out flows related to operating leases	234,399	591,963
Cash paid for amounts included in the measurement of lease liabilities: Investing cash out flows related to operating leases	47,417	146,315
Cash paid for amounts included in the measurement of lease liabilities for operating leases	281,816	738,278
Cash paid for amounts included in the measurement of lease liabilities: Financing cash out flows related to financing leases	303	1,967
Cash paid for amounts included in the measurement of lease liabilities for finance leases	303	1,967
Leased assets obtained in exchange for new operating lease liabilities		3,345,549
Gathering, compression, water handling and treatment
Leases
Total Lease Expense	237,618	644,007
General and administrative
Leases
Total Lease Expense	2,859	8,395
Contract termination and rig stacking
Leases
Total Lease Expense		10,692
Maximum
Leases
Finance leases, interest expense	1,000	1,000
Capitalized finance leases	$ 1,000	$ 1,000