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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2021
Income Tax Disclosure [Abstract] |
Schedule of Unrecognized Tax Benefits Roll Forward | The reconciliation of our unrecognized tax benefits is as follows:
Balance at December 31, 2019 | $ | 856 |
Reductions based on tax positions related to the current year | (232) |
Additions for tax positions of prior years | 19 |
Reductions for tax positions of prior years | (56) |
Balance at December 31, 2020 | 587 |
Additions based on tax positions related to the current year | 23 |
Additions for tax positions of prior years | 4 |
Reductions for tax positions of prior years | — |
Balance at December 31, 2021 | $ | 614 |
Schedule of Deferred Tax Assets and Liabilities | Significant components of our deferred taxes for the years ended December 31 are as follows (in thousands):
| 2021 |  | 2020
Deferred tax assets |  |  |
Net operating leases | $ | 11,522 |  |  | $ | 11,570 |
Research and development credit carryforwards | 3,600 |  |  | 3,246 |
Disallowed interest expense carryforwards | 5 |  |  | 54 |
Stock compensation | 480 |  |  | 258 |
Deferred revenue | 27 |  |  | 148 |
Accrued expenses | 984 |  |  | 590 |
Lease liabilities | 1,637 |  |  | 1,931 |
Other | 2 |  |  | 303 |
Gross deferred tax assets | 18,257 |  |  | 18,100 |
Less: Valuation allowance | (8,689) |  |  | (6,892) |
Total deferred tax assets | $ | 9,568 |  |  | $ | 11,208 |
Deferred tax liabilities |  |  |
Acquired intangibles | $ | (4,075) |  |  | $ | (5,930) |
Fixed assets | (189) |  |  | (284) |
Capitalized software | (1,835) |  |  | (1,524) |
Deferred commissions | (1,218) |  |  | (1,000) |
Right-of-use assets | (1,494) |  |  | (1,721) |
Goodwill | (2,352) |  |  | (1,637) |
Total deferred tax liabilities | $ | (11,163) |  |  | $ | (12,096) |
Net deferred tax liabilities | $ | (1,595) |  |  | $ | (888) |
Schedule of Components of Income Tax Expense (Benefit) | Our provision for income taxes attributable to continuing operations for the years ended December 31 differ from the expected tax expense (benefit) amount computed by applying the statutory federal income tax rate of 21% to income before income taxes as a result of the following:
| 2021 |  | 2020
Computed at statutory rate | $ | 846 |  |  | $ | (3,355) |
State tax, net of federal benefit | (207) |  |  | (632) |
PPP loan forgiveness | (1,817) |  |  | — |
Permanent items and other | 34 |  |  | (379) |
Credit carryforwards | (308) |  |  | (122) |
Change in tax carryforwards not benefited | 457 |  |  | 3,137 |
Change in valuation allowance | 1,797 |  |  | 1,688 |
| $ | 802 |  |  | $ | 337 |
Schedule of Effective Income Tax Rate Reconciliation | The components of the provision (benefit) for income taxes attributable to continuing operations for the years ended December 31 are as follows (in thousands):
| 2021 |  | 2020
Current |  |  |
State | $ | 95 |  |  | $ | (214) |
Foreign | — |  |  | (1) |
Total current | $ | 95 |  |  | $ | (215) |
Deferred |  |  |
Federal | $ | 292 |  |  | $ | 259 |
State | 415 |  |  | 293 |
Total deferred | $ | 707 |  |  | $ | 552 |
Gross tax provision | $ | 802 |  |  | $ | 337 |

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