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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2022
Income Tax Disclosure [Abstract] |
Schedule of Components of Income Tax Expense (Benefit) | Income tax expense (benefit) consisted of the following (in thousands):
| Year Ended December 31,
| 2022 |  | 2021 |  | 2020
Current: |  |  |  |  |
U.S.—Federal | $ | — |  |  | $ | — |  |  | $ | — |
U.S.—State | 362 |  |  | 26 |  |  | 51 |
Foreign | 73 |  |  | 1,255 |  |  | 125 |
Deferred: |  |  |  |  |
U.S.—Federal | 236 |  |  | (223) |  |  | (20,509) |
U.S.—State | 39 |  |  | (37) |  |  | (387) |
Total | $ | 710 |  |  | $ | 1,021 |  |  | $ | (20,720) |
Schedule of Effective Income Tax Rate Reconciliation | Income tax expense was different from the amounts computed by applying U.S. Federal income tax rate to pretax income as a result of the following:
| Year Ended December 31,
| 2022 |  | 2021 |  | 2020
Federal statutory rate | 21.0 | % |  | 21.0 | % |  | 21.0 | %
State income taxes, net of federal benefit | 0.1 | % |  | — | % |  | 0.1 | %
Foreign taxes | — | % |  | (1.6) | % |  | — | %
Change in valuation allowance related to current activity | (21.3) | % |  | (20.1) | % |  | (14.0) | %
Permanent items | 0.4 | % |  | (0.6) | % |  | (2.3) | %
Actual income tax rate | 0.2 | % |  | (1.3) | % |  | 4.8 | %
Schedule of Deferred Tax Assets and Liabilities | Deferred tax assets (liabilities) are comprised of the following (in thousands):
| December 31, |  |
| 2022 |  | 2021 |  |
Deferred tax assets: |  |  |  |  |
Net operating loss | $ | 308,457 |  |  | $ | 424,112 |  |  |
Intangible assets | 830 |  |  | 1,912 |  |  |
Environmental credit obligations | 71,424 |  |  | 40,097 |  |  |
Other | 4,099 |  |  | 16,137 |  |  |
Total deferred tax assets | 384,810 |  |  | 482,258 |  |  |
Valuation allowance | (330,456) |  |  | (421,387) |  |  |
Net deferred tax assets | 54,354 |  |  | 60,871 |  |  |
Deferred tax liabilities: |  |  |  |  |
Inventory | 5,891 |  |  | 9,820 |  |  |
Property and equipment | 54,124 |  |  | 56,436 |  |  |
Total deferred tax liabilities | 60,015 |  |  | 66,256 |  |  |
Total deferred tax liability, net | $ | (5,661) |  |  | $ | (5,385) |  |  |

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32639-109319 + Details
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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319 + Details
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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319 + Details
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