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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2020
Income Tax Disclosure [Abstract] |
Composition of the income tax (benefit) provision |
|  | December 31,
|  | 2020 |  | 2019 |  | 2018
Current |  |  |  |  |  |  |  |  |
Federal |  | $ | — |  | $ | — |  | $ | (1,446)
State |  |  | 191 |  |  | 12 |  |  | (331)
Total Current |  |  | 191 |  |  | 12 |  |  | (1,777)
Deferred: |  |  |  |  |  |  |  |  |
Federal |  |  | (28,852) |  |  | — |  |  | —
State |  |  | (9,119) |  |  | — |  |  | —
Total Deferred |  |  | (37,971) |  |  | — |  |  | —
Total provision/(benefit) from Income taxes |  | $ | (37,780) |  | $ | 12 |  | $ | (1,777)
Reconciliation of the statutory income tax rate to the effective tax rate |
|  | December 31, |
|  | 2020 |  |  | 2019 |  |  | 2018 |
Income tax provision at statutory rate |  | 21 | % |  | 21 | % |  | 21 | %
State income taxes, net of federal benefit |  | (38) |  |  | 6 |  |  | 5 |
Share-based compensation |  | (100) |  |  | 56 |  |  | (2) |
Warrant valuation |  | — |  |  | (45) |  |  | (10) |
Change in valuation allowance |  | (317) |  |  | (35) |  |  | 13 |
State rate change |  | — |  |  | — |  |  | 2 |
Other |  | (2) |  |  | (3) |  |  | (3) |
Effective tax rate |  | (436) | % |  | — | % |  | 26 | %
Components of net deferred tax assets and liabilities |
|  | December 31,
|  | 2020 |  | 2019
Deferred tax assets: |  |  |  |  |  |
Net operating loss carryforwards |  | $ | 29,291 |  | $ | 24,104
Capitalized start‑up costs |  |  | 11 |  |  | 13
Research and development credits |  |  | 1,039 |  |  | 1,039
Stock-based compensation |  |  | 3,241 |  |  | 1,444
Accruals and reserves |  |  | 4,116 |  |  | 1,416
Operating lease liabilities |  |  | 2,475 |  |  | —
Property and equipment |  |  | 154 |  |  | 103
Intangibles |  |  | 195 |  |  | 624
Indirect tax |  |  | 313 |  |  | —
Total deferred tax assets |  |  | 40,835 |  |  | 28,743
Valuation allowance |  |  | (225) |  |  | (28,743)
Deferred tax assets after valuation allowance |  | $ | 40,610 |  | $ | —
Deferred tax liabilities: |  |  |  |  |  |
Goodwill |  |  | (392) |  |  | —
Operating lease right-of-use assets |  |  | (2,247) |  |  | —
Total deferred tax liabilities |  |  | (2,639) |  |  | —
Net deferred tax assets |  | $ | 37,971 |  | $ | —
Reconciliation of unrecognized tax benefits |
|  | December 31,
|  | 2020 |  | 2019 |  | 2018
Balance at the beginning of the year |  | $ | 390 |  | $ | 397 |  | $ | 397
Reductions based upon tax positions related to the current year |  |  | — |  |  | (7) |  |  | —
Balance at the end of the year |  | $ | 390 |  | $ | 390 |  | $ | 397

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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 http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 + Details
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