Revenue - Summary of Receivables and Deferred Revenue Liabilities from Contract with Customers (Details) - USD ($) $ in Thousands |
Sep. 29, 2019 |
Dec. 30, 2018 |
|---|---|---|
| Revenue From Contract With Customer [Abstract] | ||
| Accounts receivable, less allowance for doubtful accounts 2019 - $170; 2018 - $322 | $ 11,105 | $ 18,336 |
| Deferred revenue | 40,999 | 48,370 |
| Unearned franchise fees | $ 2,738 | $ 2,680 |
| X | ||||||||||
- Definition Unearned franchise fees. No definition available.
|
| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|