| Cover | Sep. 30, 2024 |
| Document Type | 8-K/A |
| Amendment Flag | true |
| Amendment Description | On October 1, 2024, Complete Solaria, Inc. (the “Company”) filed a Current Report on Form 8-K (the “Original Report”) with the U.S. Securities and Exchange Commission that disclosed the closing of the acquisition contemplated by the Asset Purchase Agreement (the “APA”) dated August 5, 2024 among the Company, SunPower Corporation (“SunPower”), and the direct and indirect subsidiaries of SunPower (the “Debtors”). The APA provided for the sale and purchase of certain assets relating to the Debtors’ Blue Raven Solar business and certain assets relating to the new homes business and non-installing dealer network business previously operated by SunPower and the other Debtors (the “Acquired Assets” and the related businesses acquired from SunPower, the “SunPower Businesses”). The purchase and sale of the Acquired Assets and other transactions under the APA closed on September 30, 2024. |
| Document Period End Date | Sep. 30, 2024 |
| Entity File Number | 001-40117 |
| Entity Registrant Name | Complete Solaria, Inc. |
| Entity Central Index Key | 0001838987 |
| Entity Tax Identification Number | 93-2279786 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 45700 Northport Loop East |
| Entity Address, City or Town | Fremont |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 94538 |
| City Area Code | (510) |
| Local Phone Number | 270-2507 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
| Common Stock, par value $0.0001 per share | |
| Title of 12(b) Security | Common Stock, par value $0.0001 per share |
| Trading Symbol | CSLR |
| Security Exchange Name | NASDAQ |
| Warrants, each whole warrant exercisable for one share of Common Stock at an exercise price of $11.50 per share | |
| Title of 12(b) Security | Warrants, each whole warrant exercisable for one share of Common Stock at an exercise price of $11.50 per share |
| Trading Symbol | CSLRW |
| Security Exchange Name | NASDAQ |
