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Note 3 - Earnings Per Share (Details) - Distributed and Undistributed Earnings (USD $)	3 Months Ended
	Apr. 05, 2015	Mar. 30, 2014
Basic Earnings Per Share:
Total	$ 0.19us-gaap_EarningsPerShareBasic	$ 0.06us-gaap_EarningsPerShareBasic
Diluted Earnings Per Share:
Total	$ 0.19us-gaap_EarningsPerShareDiluted	$ 0.06us-gaap_EarningsPerShareDiluted
Basic earnings per share	$ 0.19us-gaap_EarningsPerShareBasic	$ 0.06us-gaap_EarningsPerShareBasic
Diluted earnings per share	$ 0.19us-gaap_EarningsPerShareDiluted	$ 0.06us-gaap_EarningsPerShareDiluted
Continuing Operations [Member]
Basic Earnings Per Share:
Distributed Earnings	$ 0.04us-gaap_EarningsPerShareBasicDistributed / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember	$ 0.03us-gaap_EarningsPerShareBasicDistributed / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember
Undistributed Earnings	$ 0.15us-gaap_EarningsPerShareBasicUndistributed / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember	$ 0.03us-gaap_EarningsPerShareBasicUndistributed / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember
Total	$ 0.19us-gaap_EarningsPerShareBasic / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember	$ 0.06us-gaap_EarningsPerShareBasic / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember
Diluted Earnings Per Share:
Distributed Earnings	$ 0.04us-gaap_EarningsPerShareDilutedDistributed / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember	$ 0.03us-gaap_EarningsPerShareDilutedDistributed / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember
Undistributed Earnings	$ 0.15us-gaap_EarningsPerShareDilutedUndistributed / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember	$ 0.03us-gaap_EarningsPerShareDilutedUndistributed / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember
Total	$ 0.19us-gaap_EarningsPerShareDiluted / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember	$ 0.06us-gaap_EarningsPerShareDiluted / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember
Basic earnings per share	$ 0.19us-gaap_EarningsPerShareBasic / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember	$ 0.06us-gaap_EarningsPerShareBasic / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember
Diluted earnings per share	$ 0.19us-gaap_EarningsPerShareDiluted / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember	$ 0.06us-gaap_EarningsPerShareDiluted / us-gaap_StatementOperatingActivitiesSegmentAxis = us-gaap_SegmentContinuingOperationsMember

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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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Dividends declared in the period and the contractual amount of dividends (or interest on participating income bonds) that must be paid per security.

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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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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, after giving effect to all dilutive potential common shares outstanding during the period.

+ References

No definition available.

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