Transactions With Total and Total Energies SE - Affiliation Agreement (Details)	3 Months Ended
	Apr. 03, 2022	Oct. 29, 2021 director member	Apr. 19, 2021 member
TotalEnergies
Related Party Transaction [Line Items]
Ownership after sale of stock, percentage	51.00%
Standstill Agreements | TotalEnergies
Related Party Transaction [Line Items]
Ownership after sale of stock, percentage	15.00%
Limitations on transfer of outstanding shares, percentage	0.40
Standstill Agreements | TotalEnergies | Sunpower Acquisition by Total
Related Party Transaction [Line Items]
Percentage of membership interests acquired in business acquisition	100.00%
April Affiliation Agreement Amendment
Related Party Transaction [Line Items]
Number of board members			11
April Affiliation Agreement Amendment | Director
Related Party Transaction [Line Items]
Number of members designated by total			6
Number of board members not designated by total			3
October Affiliation Agreement Amendment
Related Party Transaction [Line Items]
Number of board members		11
Remaining number of members		9
Number of members resigned, designated by total		1
October Affiliation Agreement Amendment | Director
Related Party Transaction [Line Items]
Independent director | director		1
Additional independent directors resigned | director		1