Discontinued Operations - Narrative (Details) - USD ($)		3 Months Ended		9 Months Ended
	Aug. 26, 2020	Sep. 27, 2020	Sep. 29, 2019	Sep. 27, 2020	Sep. 29, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Agreement income, net		$ 1,889,000	$ 0	$ 1,889,000	$ 0
Receivables		94,800,000		94,800,000
Maxeon Solar
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Mark up for services	25.00%
Agreement term	2 years
Receivables		3,600,000		3,600,000
Operating Expense | Maxeon Solar
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income from agreement				2,100,000
Agreement expense				$ 200,000
Agreement income, net		$ 1,900,000
Maxeon Solar | Spinoff
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Common stock, no par value (usd per share)	$ 0
Shares purchased by third party, value	$ 298,000,000.0
Shares purchased by third party	8,915,692
Shares purchased by third party, ownership	28.848%
Income from agreement	$ 125,000,000.0