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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |
Net income (loss) | $ 82,079 | $ 111,082 | $ 421,585
Adjustments to reconcile net income to net cash provided by operating activities - |  |  |
Depreciation, depletion and amortization | 252,480 | 222,196 | 150,140
Provision for leased items no longer in use | 12,589 | 0 | 0
Gain on sale of assets | (40,311) | 0 | 0
Gain on basis step up on historical interest | 0 | 0 | (332,380)
Amortization and write-off of debt issuance costs and premium or discount | 13,103 | 10,138 | 10,881
Amortization of unearned income and initial direct costs on direct financing leases | (13,747) | (14,395) | (14,979)
Payments received under direct financing leases | 20,668 | 20,672 | 20,664
Equity in earnings of investments in equity investees | (51,046) | (47,944) | (54,450)
Cash distributions of earnings of equity investees | 62,618 | 65,867 | 71,823
Non-cash effect of equity-based compensation plans | (5,775) | 6,558 | 5,014
Deferred and other tax benefits | (4,060) | 2,142 | 2,960
Unrealized (gains) losses on derivative transactions | 10,943 | 1,287 | (1,009)
Other, net | (10,839) | 11,385 | 3,915
Net changes in components of operating assets and liabilities, net of acquisitions (See Note 15) | 10,156 | (90,650) | 5,372
Net cash provided by operating activities | 338,858 | 298,338 | 289,536
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |
Payments to acquire fixed and intangible assets | (250,593) | (463,100) | (495,774)
Cash distributions received from equity investees—return of investment | 20,280 | 21,353 | 25,645
Investments in equity investees | (4,647) | 0 | (3,045)
Acquisitions | (1,325,759) | (25,394) | (1,520,299)
Contributions in aid of construction costs | 124 | 13,374 | 3,179
Proceeds from asset sales | 85,722 | 3,609 | 2,811
Other, net | 0 | (151) | (1,976)
Net cash used in investing activities | (1,474,873) | (450,309) | (1,989,459)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |
Borrowings on senior secured credit facility | 1,458,700 | 1,115,800 | 1,525,050
Repayments on senior secured credit facility | (1,637,700) | (952,600) | (960,450)
Proceeds from issuance of senior unsecured notes | 1,000,000 | 0 | 1,139,718
Proceeds from issuance of Class A convertible preferred units, net | 726,419 | 0 | 0
Repayment of senior unsecured notes | (204,830) | 0 | (350,000)
Debt issuance costs | (25,913) | (1,578) | (28,901)
Issuance of common units for cash, net | 140,513 | 298,020 | 633,759
Contributions (distributions) from (to) noncontrolling interests | 2,770 | 236 | (960)
Distributions to common unitholders | (321,875) | (310,039) | (256,389)
Other, net | (57) | (1,734) | (471)
Net cash provided by financing activities | 1,138,027 | 148,105 | 1,701,356
Net increase (decrease) in cash and cash equivalents | 2,012 | (3,866) | 1,433
Cash and cash equivalents at beginning of period | 7,029 | 10,895 | 9,462
Cash and cash equivalents at end of period | $ 9,041 | $ 7,029 | $ 10,895

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- Definition Amount of cash inflow (outflow) from (to) a noncontrolling interest. Excludes dividends paid to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
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- Definition Aggregate cash proceeds received from a combination of transactions that are classified as investing activities in which assets, which may include one or more investments, are sold to third-party buyers. This element can be used by entities to aggregate proceeds from all asset sales that are classified as investing activities. + References No definition available. + Details
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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=84234705&loc=SL4591552-111686 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=96868048&loc=SL4569616-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84161450&loc=SL4573702-111684 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=84234705&loc=SL4591551-111686 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=84161450&loc=SL4573702-111684 + Details
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- Definition The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
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- Definition The cash outflow to repay long-term debt that is not secured by collateral. Excludes repayments of tax exempt unsecured debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3291-108585 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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