Note 4 - Earnings (loss) per Share (Detail) - The Computations of Basic and Diluted Earnings (Loss) Per Share (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2012		Jun. 30, 2011		Jun. 30, 2012		Jun. 30, 2011
Net income (loss) from continuing operations attributable to shareholders (in Dollars)	$ (850)		$ (10,258)		$ 1,026		$ (9,557)
Amounts allocated to participating securities (nonvested shares and units) (i) (in Dollars)		[1]		[1]	(67)	[1]		[1]
Net income (loss) from continuing operations attributable to common shareholders (in Dollars)	$ (850)		$ (10,258)		$ 959		$ (9,557)
Basic weighted average common shares(ii)	16,916,304	[2]	16,752,771	[2]	16,916,304	[2]	16,675,254	[2]
Potential dilutive securities(iii)		[3]		[3]	1,962	[3]		[3]
Diluted weighted average common shares	16,916,304		16,752,771		16,918,266		16,675,254
Earnings (loss) per share from continuing operations attributable to common shareholders
Basic (in Dollars per share)	$ (0.05)		$ (0.61)		$ 0.06		$ (0.57)
Diluted (in Dollars per share)	$ (0.05)		$ (0.61)		$ 0.06		$ (0.57)

[1] Participating securities include 998,143 and 1,088,644 nonvested restricted shares for the quarters and year to date periods ended June 30, 2012 and 2011, respectively, as well as 200,764 and 0 restricted share units for the quarters and year to date periods ended June 30, 2012 and 2011, respectively.

[2] Under the two-class method, basic weighted average common shares exclude outstanding nonvested participating securities consisting of restricted share awards of 998,143 and 1,088,644 for the quarters and year to date periods ended June 30, 2012 and 2011, respectively.

[3] Anti-dilutive shares related to stock options totaled 20,000 and 18,000 for the quarters ended June 30, 2012 and 2011, respectively, and 19,000 and 14,000 for the year to date periods ended June 30, 2012 and 2011, respectively.