v3.26.1
Intangible Assets, Net and Goodwill - Schedule of Intangible Assets with Finite Useful Lives (Details) - Other Intangible Asset [Member] - USD ($)
$ in Thousands
Mar. 29, 2026
Dec. 28, 2025
Dec. 29, 2024
Intangible Asset, Finite-Lived [Line Items]      
Gross Carrying Amount $ 61,565 $ 57,694 [1] $ 18,100 [1]
Accumulated Amortization (9,749) (6,880) (715)
Net Book Value 51,816 50,814 17,385
Customer related intangibles [Member]      
Intangible Asset, Finite-Lived [Line Items]      
Gross Carrying Amount 35,100 34,000 [1]  
Accumulated Amortization (4,948) (3,198)  
Net Book Value 30,152 30,802  
Trademarks [Member]      
Intangible Asset, Finite-Lived [Line Items]      
Gross Carrying Amount 20,394 18,394 [1] 13,600 [1]
Accumulated Amortization (2,351) (1,707) (340)
Net Book Value 18,043 16,687 13,260
Developed technology [Member]      
Intangible Asset, Finite-Lived [Line Items]      
Gross Carrying Amount 5,300 5,300 [1] 4,500 [1]
Accumulated Amortization (2,450) (1,975) (375)
Net Book Value $ 2,850 $ 3,325 $ 4,125
[1] The gross carrying amounts as of December 28, 2025 reflect the final allocation of the purchase consideration in connection with the SunPower Businesses. The gross carrying amounts as of December 29, 2024 were provisional amounts. As a result of the measurement period adjustment to the intangible assets of the SunPower Businesses, amortization expense was $1.4 million lower in the fiscal year ended December 28, 2025.