Finance Receivables - Finance Receivables, Net (Details) - USD ($) $ in Thousands	Jun. 28, 2020	Mar. 29, 2020	Dec. 31, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018
Accounts, Notes, Loans and Financing Receivable
Financing receivable, gross	$ 7,391,006		$ 7,572,947	$ 7,789,401
Allowance for credit losses	(411,015)	$ (335,496)	(198,581)	(194,996)	$ (190,872)	$ (189,885)
Total allowance for credit loss	6,979,991		7,374,366	7,594,405
Retail
Accounts, Notes, Loans and Financing Receivable
Financing receivable, gross	6,520,919		6,416,428	6,549,707
Allowance for credit losses	(389,758)	(311,368)	(188,501)	(186,722)	(181,426)	(182,098)
Wholesale
Accounts, Notes, Loans and Financing Receivable
Financing receivable, gross	870,087		1,156,519	1,239,694
Allowance for credit losses	$ (21,257)	$ (24,128)	$ (10,080)	$ (8,274)	$ (9,446)	$ (7,787)