XML 111 R98.htm IDEA: XBRL DOCUMENT
v3.26.1

Common Stock and Common Stock Warrants - Schedule of Reserved Shares of Common Stock (Details) - shares | Dec. 28, 2025 | Dec. 29, 2024
--- | --- | ---
Schedule of Reserved Shares of Common Stock [Abstract] |  |
Common stock warrants | 25,670,265 | 31,670,265
Employee stock purchase plan | 3,174,434 | 2,628,996
Stock options and RSUs, issued and outstanding | 19,164,660 | 11,979,368
Stock options and RSUs, authorized for future issuance | 11,603,508 | 2,577,895
SAFE Agreement | 2,750,000 | 2,750,000
Forward purchase agreements | 6,720,000 | 6,720,000
Convertible notes | 82,460,428 | 58,579,636
Deferred purchase price consideration | 11,640,506 |
Total shares reserved | 163,183,801 | 116,906,160

X
- Definition Deferred purchase price consideration. + References No definition available. + Details
Name: | spwr_DeferredPurchasePriceConsideration
Namespace Prefix: | spwr_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of shares forward purchase agreements. + References No definition available. + Details
Name: | spwr_ForwardPurchaseAgreementsinDollars
Namespace Prefix: | spwr_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The amount of SAFE agreement. + References No definition available. + Details
Name: | spwr_SAFEAgreementinDollars
Namespace Prefix: | spwr_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents issuance of employee stock purchase plan. + References No definition available. + Details
Name: | spwr_StockIssuedDuringEmployeeStockPurchasePlan
Namespace Prefix: | spwr_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents stock options restricted stock units authorized for future issuance. + References No definition available. + Details
Name: | spwr_StockOptionsAndRestrictedStockUnitsAuthorizedForFutureIssuance
Namespace Prefix: | spwr_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Stock options and RSUs, issued and outstanding. + References No definition available. + Details
Name: | spwr_StockOptionsAndRestrictedStockUnitsIssuedAndOutstanding
Namespace Prefix: | spwr_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of warrants or rights outstanding. + References No definition available. + Details
Name: | us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Aggregate number of common shares reserved for future issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_CommonStockCapitalSharesReservedForFutureIssuance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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

X
- Definition Aggregate number of nonredeemable convertible preferred shares reserved for future issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_ConvertiblePreferredStockSharesReservedForFutureIssuance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant