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Commitments and Contingencies (Tables) | 12 Months Ended
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Dec. 27, 2014
Commitments and Contingencies Disclosure [Abstract] |
Schedule Of Minimum Payments Under Non Cancelable Royalty And License [Table Text Block] | At December 27, 2014, the Company had future estimated minimum non-cancelable royalty and license payments as follows:
In Thousands |  | Amount |
2015 |  | $ | 475 |
2016 |  |  | 460 |
2017 |  |  | 460 |
2018 |  |  | 375 |
2019 |  |  | — |
Thereafter |  |  | — |
|  | $ | 1,770 |

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