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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Cash Flow from Operating Activities: |  |  |
Net Income | $ 112,831 | $ 166,412 | $ 144,827
Net loss attributable to noncontrolling interests | 201 | 191 | 262
Net Income Attributable to The GEO Group, Inc. | 113,032 | 166,603 | 145,089
Adjustments to reconcile net income attributable to The GEO Group, Inc. to net cash provided by operating activities: |  |  |
Depreciation and amortization expense | 134,680 | 130,825 | 126,434
Deferred tax provision (benefit) | 11,221 | (588) | 1,230
Amortization of debt issuance costs, discount and/or premium and other non-cash interest | 6,892 | 8,609 | 8,856
Goodwill impairment charge | 21,146 |  |
Stock-based compensation | 23,896 | 22,344 | 22,049
(Gain) loss on extinguishment of debt | (5,319) | 4,795 |
Provision for doubtful accounts | 263 | 190 | 823
Equity in earnings of affiliates, net of tax | (9,166) | (9,532) | (9,627)
Loss on sale/disposal of property and equipment | 7,777 | 5,576 | 4,236
Loss on assets held for sale | 774 | 1,083 |
Dividends received from unconsolidated joint ventures | 5,934 | 10,312 | 11,846
Changes in assets and liabilities, net of acquisition: |  |  |
Changes in accounts receivable, prepaid expenses and other assets | 68,181 | (8,391) | (66,101)
Changes in contract receivable | 5,156 | (4,355) | (2,049)
Changes in accounts payable, accrued expenses and other liabilities | 57,266 | 10,672 | 31,689
Net cash provided by operating activities | 441,733 | 338,143 | 274,475
Cash Flow from Investing Activities: |  |  |
Proceeds from sale of property and equipment | 140 | 414 | 2,077
Insurance proceeds - damaged property | 9,497 | 19,310 | 1,438
Proceeds from sale of assets held for sale | 2,406 | 823 | 3,797
Change in restricted investments | (7,417) | (7,440) | (129)
Capital expenditures | (108,800) | (117,244) | (195,666)
Net cash used in investing activities | (104,174) | (104,137) | (188,483)
Cash Flow from Financing Activities: |  |  |
Payments on long-term debt | (816,191) | (513,219) | (282,358)
Proceeds from long term debt | 960,579 | 521,370 | 502,998
Payments on non-recourse debt | (13,805) | (335,116) | (18,544)
Proceeds from non-recourse debt |  | 321,102 |
Taxes paid related to net share settlements of equity awards | (2,789) | (4,179) | (3,820)
Debt issuance costs |  | (9,856) | (990)
Payments for purchase of treasury shares | (9,009) |  | (95,175)
Proceeds from stock options exercised |  | 1,258 | 1,887
Proceeds from issuance of common stock in connection with ESPP | 616 | 532 | 534
Dividends paid | (216,145) | (232,546) | (229,498)
Net cash used in financing activities | (96,744) | (250,654) | (124,966)
Effect of Exchange Rate Changes on Cash, Cash Equivalents and Restricted Cash and Cash Equivalents | 3,566 | (352) | (10,099)
Net (Decrease) Increase in Cash, Cash Equivalents and Restricted Cash and Cash Equivalents | 244,381 | (17,000) | (49,073)
Cash, Cash Equivalents and Restricted Cash and Cash Equivalents, beginning of period | 67,472 | 84,472 | 133,545
Cash, Cash Equivalents and Restricted Cash and Cash Equivalents, end of period | 311,853 | 67,472 | 84,472
Cash paid during the year for: |  |  |
Income taxes | 5,358 | 11,160 | 8,035
Interest | 113,304 | 135,579 | 133,566
Non-cash investing and financing activities: |  |  |
Right-of-use assets obtained from operating lease liabilities upon adoption of new lease standard - Refer to 13 - Leases |  | 147,000 |
Assets obtained from finance lease liabilities | 2,260 |  |
Conversion of pension liability to shares of common stock | 8,925 |  |
Right-of-use assets obtained from operating lease liabilities (subsequent to initial adoption) | 23,940 | 12,223 |
Capital expenditures in accounts payable and accrued expenses | $ 1,445 | $ 11,049 | $ 15,253

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