Note 8 - Earnings (Loss) Per Common Share (Details) - Reconciliation of Basic and Diluted Earnings (Loss) Per Share (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 30, 2014	Mar. 31, 2013
Reconciliation of Basic and Diluted Earnings (Loss) Per Share [Abstract]
Income (loss) from continuing operations as reported	$ 1,652	$ (6,459)
Less distributed and undistributed earnings allocable to restricted awarded holders	(54)	0
Less dividends declared attributed to restricted awarded holders	(14)	(12)
Net income (loss) allocable to common stockholders	$ 1,584	$ (6,471)
Income (loss) per common share attributable to stockholders:
Basic (in Dollars per share)	$ 0.08	$ (0.34)
Diluted (in Dollars per share)	$ 0.08	$ (0.34)
Weighted average shares outstanding – basic (in Shares)	19,417	19,151
Weighted average additional shares assuming conversion of potential common shares (in Shares)	29	0
Weighted average shares outstanding – diluted (in Shares)	19,446	19,151