Finance Receivables - Additional Information (Details)	3 Months Ended		9 Months Ended
	Sep. 26, 2021 USD ($)	Sep. 27, 2020 USD ($)	Sep. 26, 2021 USD ($) portfolio	Sep. 27, 2020 USD ($)
Accounts, Notes, Loans and Financing Receivable
Reasonable and supportable economic forecast length			2 years
Length of mean reversion process used in economic forecasting			3 years
Number of portfolios | portfolio			2
Retail
Accounts, Notes, Loans and Financing Receivable
Reversal of accrued interest against interest income	$ 3,100,000	$ 3,100,000	$ 11,600,000	$ 14,500,000
Wholesale
Accounts, Notes, Loans and Financing Receivable
Reversal of accrued interest against interest income	$ 0	$ 400,000	$ 0	$ 400,000