Note 4 - Accumulated Other Comprehensive Income (Details) - Changes in Accumulated Other Comprehensive Income by Component, Net of Tax (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jul. 01, 2012	Jun. 30, 2013	Jul. 01, 2012
Changes in Accumulated Other Comprehensive Income by Component, Net of Tax [Abstract]
Beginning balance			$ 24.9
Beginning balance			13.6
Beginning balance			(3.1)
Beginning balance			35.4
Other comprehensive income (loss)	(2.4)	(6.1)	(9.4)	(1.1)
Other comprehensive income (loss)	11.5	7.3	23.8	10.3
Other comprehensive income (loss)	9.1	1.2	14.4	9.5
Other comprehensive income (loss)			0
Ending balance	15.5		15.5
Ending balance	37.4		37.4
Ending balance	(3.1)		(3.1)
Ending balance	$ 49.8		$ 49.8