XML 80 R26.htm IDEA: XBRL DOCUMENT
v3.22.1

Income Taxes (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
Income Tax Disclosure [Abstract] |
Schedule of Effective Income Tax Rate Reconciliation | Reconciliation between the tax provision computed at the federal statutory income tax rate and the Company's actual effective income tax rate are as follows:
| Year Ended December 31,
| 2021 |  | 2020
Federal statutory tax rate | 21 | % |  | 21 | %
R&D tax credit | 2 |  |  | 1 |
Stock-based compensation and other permanent differences | — |  |  | — |
Change in valuation allowance | (23) |  |  | (22) |
Total | — | % |  | — | %
Schedule of Deferred Tax Assets and Liabilities | Significant components of net deferred tax assets are as follows (in thousands):
| December 31,
| 2021 |  | 2020
Deferred tax assets: |  |  |
Net operating losses | $ | 52,832 |  |  | $ | 42,331 |
Property and equipment | 555 |  |  | 303 |
R&D tax credit | 5,209 |  |  | 3,830 |
Stock-based compensation | 717 |  |  | 490 |
Capitalized R&D expenses | 6,268 |  |  | 3,109 |
Inventory | 909 |  |  | 511 |
Lease liability | 1,003 |  |  | 1,461 |
Accruals and reserves | 1,418 |  |  | 1,144 |
Total deferred tax assets | 68,911 |  |  | 53,179 |
Valuation allowance | (68,046) |  |  | (52,005) |
Net deferred tax assets | 865 |  |  | 1,174 |
Deferred tax liabilities: |  |  |
Right-of-use assets | (865) |  |  | (1,174) |
Total deferred tax liabilities | (865) |  |  | (1,174) |
Net deferred tax assets | $ | — |  |  | $ | — |
Schedule of Unrecognized Tax Benefits Roll Forward | A reconciliation of the change in the unrecognized tax benefit during the year is as follows (in thousands):
| December 31,
| 2021 |  | 2020
Beginning of year | $ | 1,407 |  |  | $ | 986 |
Additions for tax positions related to: |  |  |
Current year | 510 |  |  | 421 |
Prior years | — |  |  | — |
End of year | $ | 1,917 |  |  | $ | 1,407 |

X
- References No definition available. + Details
Name: | us-gaap_IncomeTaxDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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 http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319 + Details
Name: | us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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 http://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319 + Details
Name: | us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the change in unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 55 -Paragraph 217 -URI http://asc.fasb.org/extlink&oid=124434304&loc=d3e36027-109320 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -URI http://asc.fasb.org/extlink&oid=121826272&loc=SL6600010-109319 + Details
Name: | us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration