Leases (Details) $ in Thousands	12 Months Ended
	Dec. 30, 2015 USD ($)
Operating Leased Assets [Line Items]
Term of typical renewal options on land and building leases	5 years
Capital Lease Commitments:
2016	$ 6,973
2017	6,540
2018	5,405
2019	4,673
2020	3,997
Thereafter	16,658
Total	44,246
Less imputed interest	23,501
Present value of capital lease obligations	20,745
Operating Lease Commitments:
2016	30,157
2017	27,564
2018	23,681
2019	19,649
2020	15,215
Thereafter	54,514
Total	170,780
Operating Lease Receipts:
2016	28,641
2017	26,683
2018	23,563
2019	19,617
2020	16,108
Thereafter	84,836
Total	$ 199,448
Minimum [Member]
Operating Leased Assets [Line Items]
Initial terms of land and building leases	10 years
Maximum [Member]
Operating Leased Assets [Line Items]
Initial terms of land and building leases	15 years