(7) Accounting for Stock-Based Compensation (Detail) - (Table 2) (USD $)	9 Months Ended
	Dec. 31, 2012
Unvested at March 31, 2012 (in Dollars per share)	$ 1.62
Unvested at March 31, 2012	581,855
Unvested at March 31, 2012	2.06
Unvested at March 31, 2012 (in Dollars)	$ 535,307
Awarded (in Dollars per share)	$ 0.90
Awarded	160,000
Vested (in Dollars per share)	$ 1.92
Vested	(181,693)
Forfeited (in Dollars per share)	$ 1.02
Forfeited	(28,500)
Unvested at December 31, 2012 (in Dollars per share)	$ 1.33
Unvested at December 31, 2012	531,662
Unvested at December 31, 2012	1.72
Unvested at December 31, 2012 (in Dollars)	$ 531,662