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Note 3 - Earnings Per Share (Details) - Distributed and Undistributed Earnings (USD $)	3 Months Ended		9 Months Ended
	Sep. 28, 2014	Sep. 29, 2013	Sep. 28, 2014	Sep. 29, 2013
Basic Earnings (Loss) Per Share
Distributed Earnings	$ 0.03	$ 0.03	$ 0.10	$ 0.08
Undistributed Earnings	$ (0.04)	$ 0.20	$ 0.15	$ 0.42
Basic earnings per share	$ (0.01)	$ 0.23	$ 0.25	$ 0.50
Diluted Earnings (Loss) Per Share
Distributed Earnings	$ 0.03	$ 0.03	$ 0.10	$ 0.08
Undistributed Earnings	$ (0.04)	$ 0.20	$ 0.15	$ 0.42
Diluted earnings per share	$ (0.01)	$ 0.23	$ 0.25	$ 0.50

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The earnings attributable to each security on the basis that all of the earnings for the period had been distributed (to the extent that each security may share in earnings). This is the earnings amount which reflects the participation rights in undistributed earnings of each security.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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