v3.10.0.1

Consolidated Statments of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Operating Activities: |  |  |  |
Net income |  | $ 1,333,925 | $ 869,531 | $ 802,771
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |  |
Depreciation and amortization expense |  | 265,077 | 196,630 | 178,142
Gain on sale and retirement of assets |  | (328,055) | (5,135) | (16,954)
Earnings of non-controlled entities |  | (181,117) | (120,994) | (78,696)
Distributions from operations of non-controlled entities |  | 196,686 | 146,211 | 87,987
Equity-based incentive compensation expense |  | 32,053 | 20,641 | 19,358
Settlement cost, amortization of prior service credit and actuarial loss |  | 12,135 | 8,650 | 2,211
Changes in components of operating assets and liabilities (Note 4) |  | 22,246 | 15,695 | (21,515)
Net cash provided by operating activities |  | 1,352,950 | 1,131,229 | 973,304
Investing Activities: |  |  |  |
Additions to property, plant and equipment | [1] | (552,257) | (558,669) | (674,159)
Proceeds from sale and disposition of assets |  | 576,568 | 44,392 | 7,552
Investments in non-controlled entities |  | (216,424) | (134,828) | (200,023)
Distributions from returns of investments in non-controlled entities |  | 1,786 | 55,931 | 0
Deposits received from undivided joint interest third party |  | 71,071 | 0 | 0
Net cash used by investing activities |  | (119,256) | (593,174) | (866,630)
Financing Activities: |  |  |  |
Distributions paid |  | (865,431) | (803,216) | (739,157)
Net commercial paper repayments |  | 0 | (49,986) | (229,975)
Borrowings under long-term notes |  | 0 | 496,705 | 1,142,997
Payments on notes |  | (250,000) | 0 | (250,000)
Debt placement costs |  | (404) | (6,316) | (10,906)
Net receipt (payment) on financial derivatives |  | 24,619 | 0 | (19,287)
Payments associated with settlement of equity-based incentive compensation |  | (9,285) | (13,875) | (14,376)
Net cash used by financing activities |  | (1,100,501) | (376,688) | (120,704)
Change in cash, cash equivalents and restricted cash |  | 133,193 | 161,367 | (14,030)
Cash, cash equivalents and restricted cash at beginning of period |  | 176,068 | 14,701 | 28,731
Cash, cash equivalents and restricted cash at end of period |  | 309,261 | 176,068 | 14,701
Noncash Investing and Financing Items [Abstract] |  |  |  |
Contribution of property, plant and equipment to a non-controlled entity |  | 0 | 97,638 | 0
Issuance of limited partner units in settlement of equity-based incentive plan awards |  | 120 | 1,669 | 7,289
Additions to property, plant and equipment |  | (562,296) | (572,744) | (653,528)
Changes in accounts payable and other current liabilities related to capital expenditures |  | 10,039 | 14,075 | (20,631)
Additions to property, plant and equipment, net | [1] | $ (552,257) | $ (558,669) | $ (674,159)
[1] | (1) Additions to property, plant and equipment$(653,528)$(572,744)$(562,296)Changes in accounts payable and other current liabilities related to capital expenditures (20,631)14,07510,039Additions to property, plant and equipment, net $(674,159)$(558,669)$(552,257)

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