Stockholders' Equity (Details) - USD ($) |
12 Months Ended | 23 Months Ended | ||||
|---|---|---|---|---|---|---|
Dec. 31, 2017 |
Dec. 25, 2016 |
Dec. 27, 2015 |
Dec. 31, 2017 |
Feb. 11, 2016 |
Feb. 11, 2015 |
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| Stockholders' Equity Note [Abstract] | ||||||
| Amount authorized for repurchase of common stock | $ 100,000,000 | $ 100,000,000 | ||||
| Shares repurchased | 0 | 556,049 | 940,034 | |||
| Average purchase price (in dollars per share) | $ 71.93 | $ 49.02 | ||||
| Aggregate price of shares repurchased | $ 46,078,000 | $ 40,009,000 | $ 46,100,000 | |||
| X | ||||||||||
- Definition Amount of stock repurchase plan authorized. No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Total cost of shares repurchased divided by the total number of shares repurchased. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Number of shares that have been repurchased during the period and are being held in treasury. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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