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Discontinued Operations (Tables) | 9 Months Ended
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Sep. 30, 2020
Discontinued Operations And Disposal Groups [Abstract] |
Summary of Discontinued Operations Included in Condensed Consolidated Statements of Income (Loss) | The following table sets forth a summary of discontinued operations included in the condensed consolidated statements of income:
|  | Three months ended September 30 |  |  | Nine months ended September 30 |
In thousands |  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |
Net sales |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Energy and related sales, net |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Total revenues |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Costs of products sold |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Gross profit |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Selling, general and administrative expenses |  |  | — |  |  |  | (2,455 | ) |  |  | 135 |  |  |  | (2,684 | )
Gains on dispositions of plant, equipment and timberlands, net |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Operating income (loss) |  |  | — |  |  |  | 2,455 |  |  |  | (135 | ) |  |  | 2,684 |
Non-operating income (expense) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Other, net |  |  | — |  |  |  | (1,393 | ) |  |  | — |  |  |  | (1,393 | )
Impairment charge |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Income (loss) before income taxes |  |  | - |  |  |  | 1,062 |  |  |  | (135 | ) |  |  | 1,291 |
Income tax provision (benefit) |  |  | — |  |  |  | (2,519 | ) |  |  | — |  |  |  | (2,511 | )
Income (loss) from discontinued operations |  | $ | - |  |  | $ | 3,581 |  |  | $ | (135 | ) |  | $ | 3,802 |
Summary of Cash Flows from Discontinued Operations Included in Condensed Consolidated Statements of Cash Flows | The following table sets forth a summary of cash flows from discontinued operations which is included in the condensed consolidated statements of cash flows:
|  | Nine months ended September 30 |  |
In thousands |  | 2020 |  |  | 2019 |  |
Net cash used by operating activities |  | $ | (1,108 | ) |  | $ | (9,749 | ) |
Net cash used by investing activities |  |  | — |  |  |  | (8,221 | ) |
Net cash provided by financing activities |  |  | — |  |  |  | — |  |
Change in cash and cash equivalents from discontinued operations |  | $ | (1,108 | ) |  | $ | (17,970 | ) |

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