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Exit and Termination Costs (Tables) | 12 Months Ended
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Dec. 31, 2020
Restructuring And Related Activities [Abstract] |
Summary of Exit and Termination Costs | The following summarizes our exit and termination costs for the three years ended December 31, 2020, 2019 and 2018 (in thousands):
|  |  | Year Ended December 31, |  |
|  | 2020 |  |  | 2019 |  |  |  | 2018 |  |
Severance costs |  |  | $ | 5,909 |  |  | $ | 7,535 |  |  | $ | (356 | ) |
Transportation contract capacity releases (including accretion of discount) |  |  |  | 10,900 |  |  |  | — |  |  |  | — |  |
Divestiture contract obligation (including accretion of discount) |  |  |  | 499,935 |  |  |  | — |  |  |  | — |  |
One-time minimum volume commitment contract payment |  |  |  | 28,500 |  |  |  | — |  |  |  | — |  |
Stock-based compensation and other |  |  |  | 2,165 |  |  |  | 1,971 |  |  |  | (17 | ) |
|  |  | $ | 547,409 |  |  | $ | 9,506 |  |  | $ | (373 | ) |
Exit and Termination Costs Included in Accrued Liabilities in Consolidated Balance Sheet | The following details the accrued exit and termination cost liability activity for the years ended December 31, 2020 and 2019 (in thousands):
| Exit Costs |  |  | Termination Costs |  |
Balance at December 31, 2018 | $ | — |  |  | $ | — |  |
Accrued severance costs |  | — |  |  |  | 7,535 |  |
Payments |  | — |  |  |  | (2,843 | ) |
Balance at December 31, 2019 |  | — |  |  |  | 4,692 |  |
Accrued severance costs |  | — |  |  |  | 5,909 |  |
Accrued contract obligations |  | 490,114 |  |  |  | — |  |
Accretion of discount |  | 20,720 |  |  |  | — |  |
Payments |  | (17,291 | ) |  |  | (9,147 | ) |
Balance at December 31, 2020 | $ | 493,543 |  |  | $ | 1,454 |  |

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- Definition Tabular disclosure of costs incurred for restructuring including, but not limited to, exit and disposal activities, remediation, implementation, integration, asset impairment, and charges against earnings from the write-down of assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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- Definition Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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