Annual report pursuant to Section 13 and 15(d)

Leases (Minimum and Contingent Rent Exepense)(Details)

v3.7.0.1
Leases (Minimum and Contingent Rent Exepense)(Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 25, 2016
Dec. 27, 2015
Dec. 28, 2014
Operating Leased Assets [Line Items]      
Total minimum and contingent rent $ 18,382 $ 15,303 $ 12,748
Related Parties [Member]      
Operating Leased Assets [Line Items]      
Miminum rent—related parties 1,988 1,901 1,969
Contingent rent—related parties 663 646 600
Total minimum and contingent rent 2,651 2,547 2,569
Unrelated Parties [Member]      
Operating Leased Assets [Line Items]      
Miminum rent—related parties 15,419 12,401 9,888
Contingent rent—related parties 312 355 291
Total minimum and contingent rent $ 15,731 $ 12,756 $ 10,179