Revenue Recognition - Transaction Price Allocated to Remaining Performance Obligations (Details) - USD ($) $ in Thousands	Sep. 29, 2019	Dec. 30, 2018
Performance Obligations by Period
Total deferred revenue	$ 33,712	$ 41,291
Franchise Fees
Performance Obligations by Period
Less than 1 Year	2,349
1-2 Years	2,134
2-3 Years	1,927
3-4 Years	1,665
4-5 Years	1,398
Thereafter	3,397
Total deferred revenue	12,870
Area development fees
Performance Obligations by Period
Total deferred revenue	2,200
Gift Card
Performance Obligations by Period
Total deferred revenue	4,100
Papa Rewards
Performance Obligations by Period
Total deferred revenue	$ 14,600