Note 1 - Organization and Summary of Significant Accounting Policies (Details) - Change in Goodwill (USD $) In Thousands, unless otherwise specified	9 Months Ended	12 Months Ended
	Dec. 31, 2013	Mar. 31, 2014	Mar. 31, 2013
Change in Goodwill [Abstract]
Balance, March 31, 2012	$ 30,021	$ 30,021	$ 107,801
Ending Balance		19,144	30,021
Goodwill impairment charge	(78,609)	(77,780)	(77,780)
Amounts reclassified to assets held-for-sale		$ (10,877)