Note 2 - Summary of Significant Accounting Policies (Details) - Basic and Diluted Earnings (Loss) per Share (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012
Numerator:
Net loss from continuing operations (in Dollars)									$ (7,869)	$ (17,922)	$ (21,102)
Income (loss) from discontinued operations, net of tax (in Dollars)									(18,697)	6,125	(13,198)
Net loss (in Dollars)	$ (18,982)	$ (1,048)	$ (2,700)	$ (3,836)	$ (14,513)	$ 2,007	$ 1,125	$ (382)	$ (26,566)	$ (11,797)	$ (34,300)
Denominator:
Denominator for basic loss per share — weighted average shares (in Shares)									60,775	43,529	36,877
Denominator for diluted loss per share — weighted-average shares (in Shares)									60,775	43,529	36,877
Basic earnings (loss) per common share
Continuing operations									$ (0.13)	$ (0.41)	$ (0.57)
Discontinued operations									$ (0.31)	$ 0.14	$ (0.36)
Net income (loss)	$ (0.30)	$ (0.02)	$ (0.05)	$ (0.07)	$ (0.26)	$ 0.04	$ 0.03	$ (0.01)	$ (0.44)	$ (0.27)	$ (0.93)
Diluted earnings (loss) per common share
Continuing operations									$ (0.13)	$ (0.41)	$ (0.57)
Discontinued operations									$ (0.31)	$ 0.14	$ (0.36)
Net income (loss)	$ (0.30)	$ (0.02)	$ (0.05)	$ (0.07)	$ (0.26)	$ 0.04	$ 0.03	$ (0.01)	$ (0.44)	$ (0.27)	$ (0.93)