Equity Rollforward (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 29, 2015	Mar. 30, 2014
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Balance, beginning of year	$ 1,717,576	$ 1,929,486
Comprehensive Income	7,443	38,963
Dividends	(20,199)us-gaap_DividendsCommonStockCash	(18,306)us-gaap_DividendsCommonStockCash
Repurchases of common stock	(36,963)	(277,261)
Share-based compensation	5,068	10,584
Exercises of stock options	16,533	22,780
Vesting of restricted shares	(502)	(999)
Tax benefit from share-based compensation	26,858	17,867
Other	46us-gaap_StockholdersEquityOther	40us-gaap_StockholdersEquityOther
Balance, end of the period	$ 1,715,860	$ 1,723,154

This element represents the amount of recognized equity-based compensation during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). Alternate captions include the words "stock-based compensation".

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- Definition

Amount of increase (decrease) in additional paid in capital (APIC) resulting from a tax benefit (deficiency) associated with an share-based compensation plan other than an employee stock ownership plan (ESOP).

+ References

No definition available.

+ Details

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- Definition

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.

+ References

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- Definition

Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.

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- Definition

Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.

+ References

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- Definition

This element represents movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy.

+ References

No definition available.

+ Details

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- Definition

Value of stock related to Restricted Stock Awards issued during the period, net of the stock value of such awards forfeited.

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- Definition

Value of stock issued as a result of the exercise of stock options.

+ References

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- Definition

Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

+ References

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