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Consolidated Statements Of Cash Flows - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |
NET INCOME | $ 6,687 | $ 140 | $ 4,825
Reconciliation of net income to net cash provided by operating activities: |  |  |
Depreciation, depletion and amortization | 3,817 | 3,678 | 3,147
Deferred income taxes | (141) | (210) | (217)
Inventory valuation adjustments | (190) | 82 | (79)
Non-cash compensation expense | 111 | 121 | 113
Impairment losses | 21 | 2,880 | 74
Impairment of investment in unconsolidated affiliates | 0 | 129 | 0
Losses on extinguishments of debt | 38 | 75 | 18
Distributions on unvested awards | 47 | 41 | 38
Distributions from unconsolidated affiliates | 212 | 220 | 290
Equity in earnings of unconsolidated affiliates | (246) | (119) | (302)
Other non-cash | (103) | 61 | (182)
Net change in operating assets and liabilities, net of effects of acquisitions | 515 | 47 | (391)
Net cash provided by operating activities | 11,162 | 7,361 | 8,056
INVESTING ACTIVITIES: |  |  |
Cash Acquired from Acquisition | 51 | 0 | 0
Cash received for sale of noncontrolling interest | 0 | 0 | 93
Cash paid for acquisitions, net of cash received | (256) | 0 | (7)
Capital expenditures, excluding allowance for equity funds used during construction | (2,822) | (5,130) | (5,960)
Contributions in aid of construction costs | 43 | 67 | 80
Contributions to unconsolidated affiliates | (4) | (38) | (523)
Distributions from unconsolidated affiliates in excess of cumulative earnings | 167 | 187 | 98
Proceeds from sales of other assets | 45 | 19 | 54
Other | 1 | (3) | 18
Net cash used in investing activities | (2,775) | (4,898) | (6,934)
FINANCING ACTIVITIES: |  |  |
Proceeds from borrowings | 21,267 | 24,440 | 22,583
Repayments of debt | (27,318) | (24,133) | (20,101)
Preferred units issued for cash | 889 | 0 | 0
Subsidiary units issued for cash | 0 | 1,580 | 780
Distributions to partners | (1,898) | (2,802) | (3,054)
Distributions to noncontrolling interests | (1,487) | (1,651) | (1,597)
Distributions to redeemable noncontrolling interests | 49 | 49 | 53
Common units repurchased under buyback program | (31) | 0 | (25)
Debt issuance costs | (14) | (59) | (117)
Capital contributions from noncontrolling interests | 226 | 222 | 348
Other, net | (3) | 65 | (14)
Net cash used in financing activities | (8,418) | (2,387) | (1,250)
Increase (decrease) in cash and cash equivalents | (31) | 76 | (128)
Cash and cash equivalents, beginning of period | 367 | 291 | 419
Cash and cash equivalents, end of period | 336 | 367 | 291
SemGroup [Member] |  |  |
INVESTING ACTIVITIES: |  |  |
Cash paid for acquisitions, net of cash received | $ 0 | $ 0 | $ (787)

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