Note 5 - Other Investments (Details) In Millions, unless otherwise specified	9 Months Ended
	Sep. 28, 2013 USD ($)	Sep. 28, 2013 EUR (€)	Dec. 29, 2012 USD ($)	Dec. 29, 2012 EUR (€)
Equity Method Investments and Joint Ventures [Abstract]
Equity Method Investment, Quoted Market Value (in Euro)	$ 11.1	€ 8.3	$ 10.3	€ 7.8
Equity Method Investment, Quoted Market Value	11.1	8.3	10.3	7.8
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, before Tax	$ 0.5