Impairment Of Long-Lived Assets And Other Lease Charges (Details) $ in Thousands	3 Months Ended
	Apr. 02, 2023 USD ($) restaurant	Apr. 03, 2022 USD ($) restaurant
Impaired Long-Lived Assets Held and Used [Line Items]
Impairment and other lease charges	$ 1,340	$ 496
Asset impairment charges	$ 100	$ 200
Asset impairment charges, number of restaurants | restaurant		1
Other Asset Impairment Charges		$ 300
Closed Restaurants
Impaired Long-Lived Assets Held and Used [Line Items]
Number of restaurants closed | restaurant	3
Initial Impairment Charge [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Asset impairment charges		$ 100
Capital Expenditures At Underperforming Restaurants [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Asset impairment charges	$ 100
Other Lease Charges [Member]
Impaired Long-Lived Assets Held and Used [Line Items]
Asset impairment charges	$ 1,200