Note 9. Segment Information (Detail) - Reconciliation To Loss Before Provision For Income Taxes (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended		21 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012
Operating loss	$ (1,526)	$ (2,038)	$ (6,452)	$ (7,333)	$ (7,333)
Interest expense, net	(35)	(129)	(463)	(320)	(320)
Debt cost expense		(145)	(272)	(229)
Loss on extinguishment of debt			(1,244)
Other, net	(6)	(32)	(47)	(43)
Loss before provision for income taxes	$ (1,567)	$ (2,344)	$ (8,478)	$ (7,925)