Annual report pursuant to Section 13 and 15(d)

Leases (Narrative)(Details)

v3.3.1.900
Leases (Narrative)(Details)
12 Months Ended
Dec. 27, 2015
Minimum [Member]  
Operating Leased Assets [Line Items]  
Initial lease term 10 years
Lease expiration date 2016
Lease terms renewal 3 years
Maximum [Member]  
Operating Leased Assets [Line Items]  
Initial lease term 20 years
Lease expiration date 2034
Lease terms renewal 20 years