Transactions with Total and Total S.A. - Supply Agreements (Details) - USD ($) $ in Thousands		3 Months Ended
		Apr. 04, 2021	Mar. 29, 2020
Related Party Transaction [Line Items]
Revenue		$ 306,398	$ 290,546
Solar power systems, components, and other
Related Party Transaction [Line Items]
Revenue	[1]	$ 301,237	$ 285,289

[1] We have related-party transactions with Total SE and its affiliates, Maxeon Solar, and unconsolidated entities in which we have a direct equity investment. These related-party transactions are recorded within the "revenue: solar power systems, components, and other," "cost of revenue: solar power systems, components, and other," "operating expenses: research and development," "operating expenses: sales, general and administrative," "operating expenses: income transition services agreement, net," and "other income (expense), net: interest expense," "benefit from (provision for) income taxes" financial statement line items in our condensed consolidated statements of operations (see Note 2, Note 9, and Note 11).