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Income Taxes - Additional Information (Details) - USD ($) | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2022 | Jan. 02, 2022 | Jan. 01, 2022 | Jan. 02, 2021
Income Taxes [Line Items] |  |  |  |
Accrued interest and penalty | $ 0 |  |  |
Ending balance of unrecognized tax benefits | 1,368,000 | $ 1,308,000 | $ 1,308,000 | $ 1,220,000
Unrecognized tax benefits recognition impact on income tax rate | $ 0 |  |  |
Earliest Tax Year |  |  |  |
Income Taxes [Line Items] |  |  |  |
Open Tax Year | 2012 |  |  |
Latest Tax Year |  |  |  |
Income Taxes [Line Items] |  |  |  |
Open Tax Year | 2022 |  |  |
Federal |  |  |  |
Income Taxes [Line Items] |  |  |  |
Net operating loss | $ 44,600,000 |  |  |
Net operating loss expiration year | 2033 |  |  |
Federal | Research Tax Credit Carryforward |  |  |  |
Income Taxes [Line Items] |  |  |  |
Research credit | $ 2,400,000 |  |  |
State |  |  |  |
Income Taxes [Line Items] |  |  |  |
Net operating loss | $ 55,400,000 |  |  |
Net operating loss expiration year | 2032 |  |  |
State | Research Tax Credit Carryforward |  |  |  |
Income Taxes [Line Items] |  |  |  |
Research credit | $ 2,200,000 |  |  |

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- Definition The amount of estimated penalties and interest accrued as of the balance sheet date arising from income tax examinations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32718-109319 + Details
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- Definition Tax year that remains open to examination under enacted tax laws, in YYYY format. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32718-109319 + Details
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