Capital Stock - Additional Information (Detail) - USD ($) |
6 Months Ended | |||
|---|---|---|---|---|
Jun. 25, 2017 |
Jun. 26, 2016 |
Sep. 08, 2016 |
Sep. 08, 2015 |
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| Equity [Abstract] | ||||
| Stock repurchase program, authorized amount | $ 30,000,000 | $ 35,000,000 | ||
| Common stock shares repurchased | 413,584 | |||
| Common stock repurchased value | $ 4,996,000 | $ 16,622,000 | ||
| Remaining dollar value of authorization under the share repurchase program | $ 22,700,000 | |||
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of stock repurchase plan authorized. No definition available.
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| X | ||||||||||
- Definition Amount remaining of a stock repurchase plan authorized. No definition available.
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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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