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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Cash Flows from Operating Activities: |  |  |
Net income | $ 97,781 | $ 154,544 | $ 95,822
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation | 43,724 | 48,387 | 63,759
Amortization of intangible assets | 3,543 | 3,543 | 3,543
Share-based compensation expense | 22,782 | 21,174 | 13,423
Excess income tax benefit from share-based compensation |  |  | (269)
Change in debt discounts and deferred debt issuance costs | 12,072 | 17,595 | 10,968
Deferred income taxes | (449) | (23,096) | (10,169)
Loss on sale of property and equipment | 402 | 1,131 | 453
Changes in other components of working capital | (156,844) | (60,214) | (90,530)
Other long-term liabilities | (2,007) | 3,656 | 28,210
Other, net | 398 | (3,170) | (1,874)
NET CASH PROVIDED BY OPERATING ACTIVITIES | 21,402 | 163,550 | 113,336
Cash Flows from Investing Activities: |  |  |
Acquisition of property and equipment | (77,069) | (30,280) | (15,743)
Proceeds from sale of property and equipment | 6,387 | 2,744 | 1,899
Investments in securities | (20,848) | (60,967) |
Proceeds from maturities and sales of investments in securities | 21,322 | 1,370 |
NET CASH USED IN INVESTING ACTIVITIES | (70,208) | (87,133) | (13,844)
Cash Flows from Financing Activities: |  |  |
Proceeds from debt | 1,753,160 | 2,161,384 | 1,353,895
Repayment of debt | (1,738,314) | (2,195,068) | (1,562,684)
Business acquisition related payment | (15,951) |  |
Issuance of convertible notes |  |  | 200,000
Cash payments related to share-based compensation | (2,671) | (11,769) | (584)
Excess income tax benefit from share-based compensation |  |  | 269
Distributions paid to noncontrolling interests | (29,000) | (17,499) |
Contributions from noncontrolling interests | 3,797 | 2,842 |
Debt issuance and extinguishment costs |  | (15,266) | (15,086)
NET CASH USED IN FINANCING ACTIVITIES | (28,979) | (75,376) | (24,190)
Net increase (decrease) in cash, cash equivalents and restricted cash | (77,785) | 1,041 | 75,302
Cash, cash equivalents and restricted cash at beginning of year | 197,648 | 196,607 | 121,305
Cash, cash equivalents and restricted cash at end of year | $ 119,863 | $ 197,648 | $ 196,607

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Balance Type: | debit
Period Type: | duration