Summary of Stock-Based Compensation Expense Related to Common Stock and Common Stock Option Awards (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Summary Of Stock Based Compensation Expense Related To Common Stock and Common Stock Option Awards [Line Items]
Stock-based compensation expense	$ 246,041	$ 68,886	$ 493,758	$ 152,733
Cost of services
Summary Of Stock Based Compensation Expense Related To Common Stock and Common Stock Option Awards [Line Items]
Stock-based compensation expense	1,227	1,227	2,454	2,454
General and administrative
Summary Of Stock Based Compensation Expense Related To Common Stock and Common Stock Option Awards [Line Items]
Stock-based compensation expense	$ 244,814	$ 67,659	$ 491,304	$ 150,279