Note 3 - Calculation of Income (Loss) Per Share (Details) - USD ($) shares in Thousands, $ in Millions	3 Months Ended		6 Months Ended
	Jul. 03, 2016	Jul. 05, 2015	Jul. 03, 2016	Jul. 05, 2015
Participating Securities [Member]
Net Income	$ 0.2	$ 0.5	$ 0.3	$ 0.8
Weighted Average Shares Outstanding (in shares)	64,779	64,497	64,938	64,710
Participating Securities (in shares)	588	1,498	588	1,498
Shares for Basic Earnings Per Share (in shares)	65,367	65,995	65,526	66,208
Dilutive Effect of Stock Options (in shares)	38	49	38	45
Shares for Diluted Earnings Per Share (in shares)	65,405	66,044	65,564	66,253