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Consolidated Statements Of Cash Flows - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
OPERATING ACTIVITIES    
Net income $ 1,180 $ 489
Reconciliation of net income to net cash provided by operating activities:    
Loss from discontinued operations 0 237
Depreciation, depletion and amortization 774 665
Deferred income taxes 98 (12)
Non-cash compensation expense 29 23
Impairment losses 50 0
Losses on extinguishments of debt (18) (106)
Equity in earnings of unconsolidated affiliates (65) (79)
Distributions from unconsolidated affiliates 66 61
Inventory valuation adjustments (93) (25)
Distributions on unvested awards (8) (16)
Other non-cash 107 (67)
Net change in operating assets and liabilities, net of effects of acquisitions and deconsolidation (341) 757
Net cash provided by operating activities 1,815 2,139
INVESTING ACTIVITIES    
Cash proceeds from sale of noncontrolling interest in subsidiary 93 0
Cash paid for other acquisitions (net of cash received) (5) (5)
Capital expenditures (excluding allowance for equity funds used during construction) (1,150) (1,737)
Contributions in aid of construction costs 15 20
Contributions to unconsolidated affiliate 28 8
Distributions from unconsolidated affiliates in excess of cumulative earnings 13 26
Proceeds from the sale of other assets 4 0
Other (40) 3
Net cash used in investing activities (1,098) (1,701)
FINANCING ACTIVITIES    
Proceeds from borrowings 11,295 6,627
Repayments of long-term debt (10,733) (8,541)
Subsidiary units repurchased 0 (24)
Subsidiary units issued for cash 0 20
Distributions to partners (800) (266)
Debt issuance costs (84) (117)
Distributions to noncontrolling interests (425) (893)
Capital contributions from noncontrolling interest 140 229
Other, net 0 (2)
Net cash used in financing activities (607) (2,967)
DISCONTINUED OPERATIONS    
Operating activities 0 (485)
Investing activities 0 3,214
Changes in cash included in current assets held for sale 0 11
Net increase in cash and cash equivalents of discontinued operations 0 2,740
Increase in cash and cash equivalents 110 211
Cash and cash equivalents, beginning of period 419 336
Cash and cash equivalents, end of period $ 529 $ 547