Summary of Significant Accounting Policies - Impairment of Long-Lived Assets and Lease Terminations (Details) $ in Thousands	3 Months Ended				12 Months Ended
	Dec. 31, 2019 USD ($)	Jan. 01, 2019 USD ($)	Oct. 02, 2018 USD ($)	Jul. 03, 2018 USD ($)	Dec. 31, 2019 USD ($) restaurant	Jan. 01, 2019 USD ($) restaurant	Jan. 02, 2018 USD ($) restaurant
Impairment of long-lived assets and lease terminations
Impairment of assets and lease terminations | $					$ 18,247	$ 17,861	$ 10,343
Number of restaurants for which impairment and lease termination expenses were recorded							3
The Cheesecake Factory restaurants
Impairment of long-lived assets and lease terminations
Impairment of assets and lease terminations | $	$ 18,200	$ 15,000	$ 300	$ 2,600	$ 8,900	6,600	$ 2,500
Number of restaurants for which impairment and lease termination expenses were recorded					2
Three, The Cheesecake Factory restaurants
Impairment of long-lived assets and lease terminations
Impairment of assets and lease terminations | $					$ 18,200	$ 17,900	$ 10,300
Grand Lux Cafe
Impairment of long-lived assets and lease terminations
Number of restaurants for which impairment and lease termination expenses were recorded						1
RockSugar Southeast Asian Kitchen
Impairment of long-lived assets and lease terminations
Number of restaurants for which impairment and lease termination expenses were recorded						1