Income Taxes - (Reconciliation of Income Taxes) (Details)	12 Months Ended
Dec. 29, 2021	Dec. 30, 2020	Dec. 25, 2019
Reconciliation of income taxes at the U.S. federal statutory tax rate to effective tax rate:
Statutory provision rate	21.00%	21.00%	21.00%
State, foreign and local taxes, net of federal income tax benefit	5.00%	(11.00%)	8.00%
Change in state valuation allowance	(1.00%)	(1.00%)	(2.00%)
General business credits generated	(2.00%)	9.00%	(2.00%)
Foreign tax credits generated	1.00%	2.00%	(1.00%)
Carryback of net operating loss rate differential	0.00%	12.00%	0.00%
Section 162(m) and share-based compensation	1.00%	(11.00%)	(3.00%)
Insurance premiums	0.00%	5.00%	0.00%
Other	0.00%	2.00%	0.00%
Effective tax rate	25.00%	28.00%	21.00%

Effective Income Tax Rate Reconciliation, Carryback of Net Operating Loss Rate Differential, Percent

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Effective Income Tax Rate Reconciliation, Insurance Premiums, Percent

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

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Percentage of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to expense for award under share-based payment arrangement. Excludes expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).

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