Impairment Of Long-Lived Assets And Other Lease Charges Closed Restaurant Reserve Activity (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 29, 2019	Dec. 30, 2018
Restructuring Reserve [Roll Forward]
Balance, beginning of year	$ 1,352	$ 2,028
Payments, net	(678)	(889)
Other adjustments	720	111
Balance, end of year	3,165	1,352
Provisions for closures [Member]
Restructuring Reserve [Roll Forward]
Provisions for restaurant closures	1,396	249
Changes in estimates of accrued costs	1,396	249
Changes in estimates [Member]
Restructuring Reserve [Roll Forward]
Provisions for restaurant closures	375	(147)
Changes in estimates of accrued costs	$ 375	$ (147)

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

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Amount of other expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses associated with a discontinued operation or an asset retirement obligation.

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Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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