Debt and Credit Sources - Schedule of Debt (Details) - USD ($)	Jul. 03, 2022	Apr. 03, 2022	Jan. 02, 2022	Dec. 31, 2015
Debt Instrument [Line Items]
Face Value	$ 543,106,000		$ 535,795,000
Short-term	486,388,000		109,568,000
Long-term	54,129,000		424,057,000
Total	540,517,000		533,625,000
Total recourse debt
Debt Instrument [Line Items]
Face Value	486,678,000		534,320,000
Short-term	485,947,000		108,473,000
Long-term	0		423,677,000
Total	485,947,000		532,150,000
Total non-recourse debt
Debt Instrument [Line Items]
Face Value	56,428,000		1,475,000
Short-term	441,000		1,095,000
Long-term	54,129,000		380,000
Total	54,570,000		1,475,000
Asset-Backed Loan | Total recourse debt
Debt Instrument [Line Items]
Face Value	61,687,000		60,800,000
Short-term	61,649,000		60,579,000
Long-term	0		0
Total	61,649,000		60,579,000
Safe Harbor Loan | Total recourse debt
Debt Instrument [Line Items]
Face Value	0	$ 47,600,000	48,529,000
Short-term	0		47,894,000
Long-term	0		0
Total	0		47,894,000
Credit Suisse Warehouse Loan | Total non-recourse debt
Debt Instrument [Line Items]
Face Value	55,656,000		0
Short-term	0		0
Long-term	53,798,000		0
Total	53,798,000		0
Vendor Financing and Other Debt | Total non-recourse debt
Debt Instrument [Line Items]
Face Value	772,000		1,475,000
Short-term	441,000		1,095,000
Long-term	331,000		380,000
Total	772,000		1,475,000
Convertible Debt | 4.00% debentures due 2023
Debt Instrument [Line Items]
Interest rate				4.00%
Face Value	424,991,000		424,991,000	$ 425,000,000
Convertible Debt | 4.00% debentures due 2023 | Total recourse debt
Debt Instrument [Line Items]
Face Value	424,991,000		424,991,000
Short-term	424,298,000		0
Long-term	0		423,677,000
Total	$ 424,298,000		$ 423,677,000