Note 3 - Earnings Per Share (Details) - Net Income Attributable to Participating Securities (Participating Securities [Member], USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 30, 2014	Mar. 31, 2013
Participating Securities [Member]
Note 3 - Earnings Per Share (Details) - Net Income Attributable to Participating Securities [Line Items]
Net Income	$ 0.1	$ 0.2