Finance Receivables - Finance Receivables, Net (Details) - USD ($) $ in Thousands	Jun. 27, 2021	Mar. 28, 2021	Dec. 31, 2020	Jun. 28, 2020	Mar. 29, 2020	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable
Financing receivable, gross	$ 7,247,765		$ 6,833,944	$ 7,391,006
Allowance for credit losses	(358,811)	$ (346,233)	(390,936)	(411,015)	$ (335,496)	$ (198,581)
Total allowance for credit loss	6,888,954		6,443,008	6,979,991
Retail
Accounts, Notes, Loans and Financing Receivable
Financing receivable, gross	6,663,518		6,344,195	6,520,919
Allowance for credit losses	(342,490)	(327,060)	(371,738)	(389,758)	(311,368)	(188,501)
Wholesale
Accounts, Notes, Loans and Financing Receivable
Financing receivable, gross	584,247		489,749	870,087
Allowance for credit losses	$ (16,321)	$ (19,173)	$ (19,198)	$ (21,257)	$ (24,128)	$ (10,080)