Notes Receivable - Summary of Changes in Allowance for Doubtful Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 29, 2019	Dec. 30, 2018
Notes Receivable
Balance at the beginning of the period	$ 3,369	$ 1,047
Recovered from costs and expenses	(77)	(393)
Additions, net of notes written off	280	2,715
Balance at the end of the period	$ 3,572	$ 3,369