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UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Cash flows from operating activities: |  |
Net income | $ 51,521 | $ 13,280
Income from discontinued operations, net of tax | 48,472 | 13,130
Income from continuing operations | 3,049 | 150
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation | 13,043 | 11,931
Amortization | 223 | 154
Accretion of asset retirement obligations | 93 | 81
Bad debt expense | 137 | 205
Stock based compensation expense, net of amount capitalized | 642 | 2,739
Deferred income taxes | 5,256 | (385)
Gain from patronage and investments | (432) | (338)
Changes in assets and liabilities: |  |
Accounts receivable | 1,861 | 2,998
Current income taxes | (4,334) | (388)
Operating lease right-of-use assets | 669 | 666
Other assets | (5,824) | (1,732)
Accounts payable | (281) | 1,262
Lease liabilities | (929) | (416)
Other deferrals and accruals | (4,037) | (3,673)
Net cash provided by operating activities - continuing operations | 9,136 | 13,254
Net cash provided by operating activities - discontinued operations | 75,530 | 47,854
Net cash provided by operating activities | 84,666 | 61,108
Cash flows from investing activities: |  |
Capital expenditures | (39,482) | (23,362)
Proceeds from sale of assets and other | 14 | 263
Net cash used in investing activities - continuing operations | (39,468) | (23,099)
Net cash used in investing activities - discontinued operations | (882) | (8,926)
Net cash used in investing activities | (40,350) | (32,025)
Cash flows from financing activities: |  |
Taxes paid for equity award issuances | (1,486) | (1,945)
Payments for financing arrangements and other | (496) | (27)
Net cash used in financing activities - continuing operations | (1,982) | (1,972)
Net cash used in financing activities - discontinued operations | (8,549) | (8,530)
Net cash used in financing activities | (10,531) | (10,502)
Net increase in cash and cash equivalents | 33,785 | 18,581
Cash and cash equivalents, beginning of period | 195,397 | 101,651
Cash and cash equivalents, end of period | $ 229,182 | $ 120,232

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