Long-Term Debt and Financing Liabilities (Other Long-Term Debt) (Details)	Dec. 28, 2014 USD ($)	Dec. 29, 2013 USD ($)	Dec. 28, 2014 SPAIN USD ($)	Dec. 28, 2014 SPAIN EUR (€)
Debt Instrument [Line Items]
Other capital leases with maturities through 2019	$ 249,000	$ 1,365,000	$ 1,200,000	€ 900,000
Capital Lease Obligations, Current			200,000	200,000
Capital Lease Obligations, Non-current			1,000,000	700,000
Debt
2015	83,000
2016	0
2017	0
2018	65,000,000
2019	0
Thereafter	0
Total Debt	65,083,000
Capital Leases
2015	88,000
2016	98,000
2017	48,000
2018	13,000
2019	2,000
Thereafter	0
Present value of minimum lease payments	249,000
Total Debt(1)
2015	171,000
2016	98,000
2017	48,000
2018	65,013,000
2019	2,000
Thereafter	0
Total long-term debt	$ 65,332,000	$ 91,622,000