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Commitments And Contingencies	12 Months Ended
Commitments And Contingencies	Dec. 27, 2016
Commitments And Contingencies [Abstract]
Commitments And Contingencies	(10) Commitments and Contingencies At December 27, 2016, we had outstanding letters of credit of $1.2 million on our revolving credit facility. The letters of credit typically act as guarantee of payment to certain third parties in accordance with specified terms and conditions.