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Stockholders' Equity (Share Repurchases - Text) (Details) - USD ($) shares in Millions, $ in Millions | Feb. 12, 2016 | Dec. 27, 2015 | Aug. 01, 2015 | Dec. 28, 2014
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2014 Share Repurchase Program [Member] |  |  |  |
Share Repurchase Program [Line Items] |  |  |  |
Stock repurchase program, authorized amount |  |  |  | $ 100.0
Stock repurchase program, remaining number of shares authorized to be repurchased |  | 0.0 |  |
2015 Share Repurchase Program [Member] |  |  |  |
Share Repurchase Program [Line Items] |  |  |  |
Stock repurchase program, authorized amount |  |  | $ 100.0 |
Subsequent event [Member] | 2015 Share Repurchase Program [Member] |  |  |  |
Share Repurchase Program [Line Items] |  |  |  |
Stock repurchase program, canceled remaining authorized repurchase amount | $ 30.0 |  |  |
Subsequent event [Member] | 2016 Share Repurchase Program [Member] |  |  |  |
Share Repurchase Program [Line Items] |  |  |  |
Stock repurchase program, authorized amount | $ 250.0 |  |  |
Stock repurchase program expiration date | Aug. 12, 2017 |  |  |

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- Definition [Line Items] for A table reflecting activity in a share repurchase program. + References No definition available. + Details
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- Definition Amount of a stock repurchase plan authorization canceled by the Board of Directors. + References No definition available. + Details
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- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
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- Definition Expiration date for the purchase of an entity's own shares under a stock repurchase plan, in the CCYY-MM-DD format. + References No definition available. + Details
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- Definition The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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