XML 43 R24.htm IDEA: XBRL DOCUMENT
v3.25.1

Stockholders' Equity and Share-Based Compensation (Tables) | 12 Months Ended
--- | ---
Dec. 28, 2024
Stockholders' Equity and Share-Based Compensation |
Schedule of Estimated fair value of Employee Stock Purchase Rights under the ESPP | ​
​ | ​ | ​ | ​ | ​
​ | ​ | Fiscal Year Ended
​ | ​ | December 28, 2024 | ​ | December 30, 2023
Expected life | ​ | 0.5 years | ​ | 0.5 years
Risk-free interest rate | ​ | 5.26% - 5.37% | ​ | 4.76% - 5.47%
Expected volatility | ​ | 54.1% - 70.2% | ​ | 44.5% - 71.3%
Expected dividend yield | ​ | —% | ​ | —%
Summary of Stock Option Activity | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | ​ | ​ |  | Weighted |  | ​ | ​
​ | ​ | ​ | ​ | Weighted | ​ | Average | ​ | ​ | ​
​ | ​ | ​ | ​ | Average | ​ | Remaining | ​ | Aggregate
​ | ​ | ​ | ​ | Grant Date | ​ | Contractual | ​ | Intrinsic
​ |  | Shares |  | Price |  | Term (in years) |  | Value(1)
Options outstanding, December 30, 2023 |  | 1,693 | ​ | $ | 2.79 |  |  |  | ​ |
Granted |  | 110 | ​ | $ | 1.10 |  |  |  | ​ |
Exercised |  | — | ​ | $ | — |  |  |  | ​ |
` |  |  | ​ |  |  |  |  |  | ​ |
Forfeited |  | (4) | ​ | $ | 8.01 |  |  |  | ​ |
Expired |  | (103) | ​ | $ | 5.20 |  |  |  | ​ |
Options outstanding, December 28, 2024 |  | 1,696 | ​ | $ | 2.53 |  | 4.45 | ​ | $ | 2
Vested and expected to vest at December 28, 2024 |  | 1,696 | ​ | $ | 2.53 |  | 4.45 | ​ | $ | 2
Options exercisable, December 28, 2024 |  | 1,586 | ​ | $ | 2.62 |  | 4.09 | ​ | $ | —
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | ​ | ​ |  | Weighted |  | ​ | ​
​ | ​ | ​ | ​ | Weighted | ​ | Average | ​ | ​ | ​
​ | ​ | ​ | ​ | Average | ​ | Remaining | ​ | Aggregate
​ | ​ | ​ | ​ | Grant Date | ​ | Contractual | ​ | Intrinsic
​ |  | Shares |  | Price |  | Term (in years) |  | Value(1)
Options outstanding, December 31, 2022 |  | 3,463 | ​ | $ | 2.25 |  |  |  | ​ |
Granted |  | — | ​ | $ | — |  |  |  | ​ |
Exercised |  | (1,673) | ​ | $ | 1.58 |  |  |  | ​ |
Cancelled: |  |  | ​ |  |  |  |  |  | ​ |
Forfeited |  | (68) | ​ | $ | 2.82 |  |  |  | ​ |
Expired |  | (29) | ​ | $ | 7.40 |  |  |  | ​ |
Options outstanding, December 30, 2023 |  | 1,693 | ​ | $ | 2.79 |  | 5.03 | ​ | $ | 1,642
Vested and expected to vest at December 30, 2023 |  | 1,693 | ​ | $ | 2.79 |  | 5.03 | ​ | $ | 1,642
Options exercisable, December 30, 2023 |  | 1,642 | ​ | $ | 2.71 |  | 4.98 | ​ | $ | 1,631
(1) | These amounts represent the difference between the exercise price and the closing price of CarParts.com, Inc. common stock at the end of the respective fiscal year as reported on the NASDAQ Stock Market, for all options outstanding that have an exercise price currently below the closing price.

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

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of employee stock purchase plans, including, but not limited to: (a) expected term, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardEmployeeStockPurchasePlanValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration