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Cash and Receivables Cash and Cash Equivalents (Details) - USD ($) $ in Thousands	Mar. 29, 2020	Dec. 29, 2019	Mar. 31, 2019	Dec. 30, 2018
Cash and Cash Equivalents
Cash	$ 174,617	$ 185,203
Cash equivalents	120,273	114,992
Cash and cash equivalents	294,890	300,195
Restricted cash and cash equivalents, current	53,459	34,539
Total restricted cash and cash equivalents, current	90,645	58,512
Total cash, cash equivalents and restricted cash	385,535	358,707	$ 471,977	$ 486,512
Restricted cash
Cash and Cash Equivalents
Restricted cash and cash equivalents, current	53,459	34,539
Restricted cash \| Accounts held by trustee for the securitized financing facility
Cash and Cash Equivalents
Restricted cash and cash equivalents, current	53,127	34,209
Restricted cash \| Other
Cash and Cash Equivalents
Restricted cash and cash equivalents, current	332	330
Advertising funds restricted assets
Cash and Cash Equivalents
Restricted cash and cash equivalents, current	$ 37,186	$ 23,973