Net Income Per Share (Computation of Basic and Diluted Earnings Per Share)(Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 27, 2015 |
Sep. 27, 2015 |
Jun. 28, 2015 |
Mar. 29, 2015 |
Dec. 28, 2014 |
Sep. 28, 2014 |
Jun. 29, 2014 |
Mar. 30, 2014 |
Dec. 27, 2015 |
Dec. 28, 2014 |
Dec. 29, 2013 |
|
| Earnings Per Share [Abstract] | |||||||||||
| Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | 26,000 | 13,000 | |||||||||
| BASIC | |||||||||||
| Net income | $ 219 | $ 4,069 | $ 5,373 | $ 3,235 | $ 2,307 | $ 3,106 | $ 3,446 | $ 2,632 | $ 12,896 | $ 11,491 | $ 11,069 |
| Weighted-average common shares outstanding | 16,470,278 | 16,427,732 | 16,276,999 | ||||||||
| Basic net income per common share | $ 0.01 | $ 0.25 | $ 0.33 | $ 0.20 | $ 0.14 | $ 0.19 | $ 0.21 | $ 0.16 | $ 0.78 | $ 0.70 | $ 0.68 |
| DILUTED | |||||||||||
| Net income | $ 219 | $ 4,069 | $ 5,373 | $ 3,235 | $ 2,307 | $ 3,106 | $ 3,446 | $ 2,632 | $ 12,896 | $ 11,491 | $ 11,069 |
| DENOMINATOR: | |||||||||||
| Weighted-average common shares outstanding | 16,470,278 | 16,427,732 | 16,276,999 | ||||||||
| Dilutive effect of stock options | 269,109 | 281,739 | 400,388 | ||||||||
| Weighted-average of diluted shares | 16,739,387 | 16,709,471 | 16,677,387 | ||||||||
| Diluted net income per common share | $ 0.01 | $ 0.24 | $ 0.32 | $ 0.19 | $ 0.14 | $ 0.19 | $ 0.21 | $ 0.16 | $ 0.77 | $ 0.69 | $ 0.66 |