CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
OPERATING ACTIVITIES:
Net income	$ 127	$ 556
Reconciliation of net income to net cash provided by operating activities:
Depreciation and amortization	79	85
Asset Impairment Charges	0	12
Deferred income taxes	(2)	5
Amortization of deferred financing fees	(1)	(4)
Unrecognized Tax Benefits, Increase Resulting from Acquisition	0	(445)
Other non-cash	4	9
Changes in operating assets and liabilities	(3)	38
Net Cash Provided by (Used in) Operating Activities	204	256
INVESTING ACTIVITIES:
Capital expenditures	(65)	(64)
Net cash flows used in investing activities	(65)	(64)
Distribution Made to Limited Partner, Cash Distributions Paid	0	(375)
FINANCING ACTIVITIES:
Distributions to partners	0	375
Repayment of long-term debt	0	150
Note payable issued from related company	194	602
Repayment of note payable from related company	333	289
Net cash flows used in financing activities	(139)	(212)
Net change in cash and cash equivalents	0	(20)
Cash and cash equivalents, beginning of period	0	20
Cash and cash equivalents, end of period	0	0
SUPPLEMENTAL INFORMATION:
Non-cash activity - Accrued capital expenditures	4	17
Non-cash activity - Settlement of related company payables	4	0
Cash paid for interest	$ 14	$ 21