Deferred compensation share-based arrangements liability to be recognized in three years.

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Deferred compensation share-based arrangements liability to be recognized in two years

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Amount of deferred tax benefit from write-off of the deferred tax liability related to deductible stock options at exercise.

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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Aggregate carrying value as of the balance sheet date of the liabilities for stock option plans and other equity-based compensation arrangements payable within one year (or the operating cycle, if longer).

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Aggregate carrying value as of the balance sheet date of the liabilities for stock option plans and other equity-based compensation arrangements.

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No definition available.

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Amount of deferred tax expense from write-off of the deferred tax asset related to deductible stock options at exercise.

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No definition available.

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The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period.

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Amount of cash inflow from exercise of stock options granted under share-based compensation arrangement.

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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of share options (or share units) exercised during the current period.

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Equity Compensation (Details) - USD ($)	12 Months Ended
Equity Compensation (Details) - USD ($)	Dec. 30, 2018	Dec. 31, 2017	Dec. 25, 2016
Equity Compensation
Award vesting period, in years	3 years
Stock-based employee compensation expense	$ 9,900,000	$ 10,400,000	$ 10,100,000
Total income tax benefit recognized for share-based compensation arrangements	2,300,000	$ 3,800,000	$ 3,700,000
Unrecognized compensation cost related to nonvested option awards and restricted stock	16,800,000
Unrecognized compensation cost related to nonvested option awards and restricted stock, current	10,200,000
Unrecognized compensation cost related to nonvested option awards and restricted stock to be recognized in two years	6,200,000
Unrecognized compensation cost related to nonvested option awards and restricted stock to be recognized in three years	$ 400,000
Exercise of stock options (in shares)	75,000	147,000	478,000
Total intrinsic value of the options exercised	$ 1,500,000	$ 5,200,000	$ 18,600,000
Cash received upon exercise of stock options	2,699,000	6,260,000	7,060,000
Tax benefits (expense) realized upon the exercise of stock options	$ (300,000)
Tax benefits (expense) realized upon the exercise of stock options		$ 1,900,000	$ 6,900,000
Omnibus Incentive 2018 Plan
Equity Compensation
Shares of common stock authorized for issuance	6,600,000
Shares of common stock available for future issuance	6,600,000
Omnibus Incentive 2011 Plan
Equity Compensation
Shares of common stock available for future issuance	5,300,000
Options
Equity Compensation
Award vesting period, in years	3 years
Options \| Maximum
Equity Compensation
Award expiration period, in years	10 years
Options \| Omnibus Incentive 2018 Plan
Equity Compensation
Award vesting period, in years	3 years
Options \| Omnibus Incentive 2018 Plan \| Maximum
Equity Compensation
Award expiration period, in years	10 years