Note 4 - Commitments and Contingencies (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
Details
Related party rent expense	$ 1,115	$ 1,141	$ 3,373	$ 3,448