Stock Option Plans - Additional Information (Detail) (USD $)	6 Months Ended		3 Months Ended		6 Months Ended				6 Months Ended		6 Months Ended
	Sep. 30, 2014 Restricted Stock	Mar. 31, 2014 Restricted Stock	Sep. 30, 2014 2013 Equity Incentive Plan	Sep. 30, 2013 2013 Equity Incentive Plan	Sep. 30, 2014 2013 Equity Incentive Plan	Sep. 30, 2013 2013 Equity Incentive Plan	Sep. 30, 2014 2013 Equity Incentive Plan Restricted Stock Installment	Nov. 30, 2013 2013 Equity Incentive Plan Restricted Stock	Sep. 30, 2014 2013 Equity Incentive Plan Stock options Installment	Nov. 30, 2013 2013 Equity Incentive Plan Stock options	Sep. 30, 2014 2013 Equity Incentive Plan Stock options Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of common stock shares approved for issuance								148,120		370,300
Number of restricted stock awards granted during the period							77,250
Number of restricted stock awards Outstanding	75,000	77,250					75,000
Number of stock options granted during the period					225,150
Stock options, expiration term											10 years
Number of vesting annual installments							5		5
Award vesting percentage on first anniversary							20.00%		20.00%
Date of award exercisable on first anniversary of grant							Feb. 03, 2015		Feb. 03, 2015
Award exercisable end date							Feb. 03, 2019		Feb. 03, 2019
Compensation cost, stock option plan			$ 48,896	$ 0	$ 101,198	$ 0
Fair value of the options granted					$ 4.65
Unrecognized compensation cost related to non-vested stock options			906,574		906,574
Unrecognized compensation cost related to non-vested stock, period for recognition							4 years 3 months 29 days		4 years 3 months 29 days
Outstanding stock options, intrinsic value			0		0
Restricted stock awards expense			49,340	0	102,836	0
Unrecognized compensation cost related to non-vested stock awards							$ 901,000