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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2016
Income Tax Disclosure [Abstract] |
Income Before (Benefit from) Provision for Income Taxes | Income before (benefit from) provision for income taxes was comprised of the following:
|  | FY 2016 |  |  | FY 2015 |  |  | FY 2014 |
|  | Year Ended |  |  | Year Ended |  |  | Year Ended |
|  | December 31, 2016 |  |  | January 2, 2016 |  |  | January 3, 2015 |
United States |  | $ | (2,656 | ) |  | $ | 291 |  |  | $ | 1,332 |
Foreign |  |  | — |  |  |  | — |  |  |  | — |
Total |  | $ | (2,656 | ) |  | $ | 291 |  |  | $ | 1,332 |
Provision for (Benefit from) Income Taxes | The provision for (benefit from) income taxes includes:
|  | FY 2016 |  |  | FY 2015 |  |  | FY 2014 |
|  | Year Ended |  |  | Year Ended |  |  | Year Ended |
|  | December 31, 2016 |  |  | January 2, 2016 |  |  | January 3, 2015 |
Current: |  |  |  |  |  |  |  |  |  |  |  |
Federal |  | $ | - |  |  | $ | (4 | ) |  | $ | 54 |
State |  |  | 4 |  |  |  | 30 |  |  |  | 16 |
|  |  | 4 |  |  |  | 26 |  |  |  | 70 |
Deferred: |  |  |  |  |  |  |  |  |  |  |  |
Federal |  |  | 9,271 |  |  |  | (12 | ) |  |  | (7,862 | )
State |  |  | (218 | ) |  |  | (197 | ) |  |  | (914 | )
|  |  | 9,053 |  |  |  | (209 | ) |  |  | (8,776 | )
Provision for (benefit from) income taxes |  | $ | 9,057 |  |  | $ | (183 | ) |  | $ | (8,706 | )
Effective Tax Rate Differs from the Statutory Federal Income Tax Rate | Our effective tax rate differs from the statutory federal income tax rate as shown in the following schedule:
|  | FY 2016 Year Ended December 31, 2016 |  |  | FY 2015 Year Ended January 2, 2016 |  |  | FY 2014 Year Ended January 3, 2015 |
Income tax provision at statutory rate |  |  | 34.0 | % |  |  | 34.0 | % |  |  | 34.0 | %
State income taxes, net of federal benefit |  |  | 9.6 | % |  |  | (70.8 | )% |  |  | (68.0 | )%
Permanent differences |  |  | (1.5 | )% |  |  | 12.0 | % |  |  | (1.1 | )%
Research and development credits |  |  | 3.0 | % |  |  | (34.8 | )% |  |  | (2.6 | )%
Change in valuation allowance |  |  | (387.4 | )% |  |  | — |  |  |  | (613.5 | )%
Other |  |  | 1.3 | % |  |  | (3.3 | )% |  |  | (2.4 | )%
Effective tax rate |  |  | (341.0 | )% |  |  | (62.9 | )% |  |  | (653.6 | )%
Tax Effect of Temporary Differences and Carryforwards that Give Rise to Significant Portions of the Net Deferred Tax Assets | The tax effect of temporary differences and carryforwards that give rise to significant portions of the net deferred tax assets are presented below (in thousands):
|  | FY 2016 December 31, 2016 |  |  | FY 2015 January 2, 2016 |
Net operating losses |  | $ | 4,411 |  |  | $ | 4,135 |
Research and development credits |  |  | 2,113 |  |  |  | 1,820 |
Accruals and reserves |  |  | 2,158 |  |  |  | 1,823 |
Deferred revenue |  |  | 104 |  |  |  | 120 |
Property and equipment |  |  | 396 |  |  |  | 399 |
Intangible assets |  |  | 783 |  |  |  | 792 |
Stock compensation |  |  | 972 |  |  |  | 613 |
Other tax credits |  |  | 90 |  |  |  | 89 |
Net deferred tax asset |  |  | 11,027 |  |  |  | 9,791 |
Valuation allowance |  |  | (11,095 | ) |  |  | (806 | )
Net deferred tax (liabilities) assets |  | $ | (68 | ) |  | $ | 8,985 |
A Reconciliation of the Beginning and Ending Amount of Unrecognized Tax Benefits | A reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows (in thousands):
|  | FY 2016 Year Ended December 31, 2016 |  |  | FY 2015 Year Ended January 2, 2016 |  |  | FY 2014 Year Ended January 3, 2015 |
Balance at the beginning of the year |  | $ | 937 |  |  | $ | 861 |  |  | $ | 1,027 |
Additions based upon tax positions related to the current year |  |  | 75 |  |  |  | 73 |  |  |  | 53 |
Additions based upon tax positions related to the prior year |  |  | 17 |  |  |  | — |  |  |  | 51 |
Reductions based upon tax positions related to the prior year |  |  | - |  |  |  | 3 |  |  |  | (270 | )
Balance at the end of the year |  | $ | 1,029 |  |  | $ | 937 |  |  | $ | 861 |

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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=65882285&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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=65882285&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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32687-109319 + Details
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