Intangible Assets and Software Development Costs (Details Textual) - USD ($)	3 Months Ended		6 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Finite-Lived Intangible Assets [Line Items]
Amortization of developed technology				$ 4,727,000
Amortization of Intangible Assets	$ 11,500		$ 23,000
Developed Technology Internal [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of developed technology	$ 3,400,000	$ 2,400,000	$ 6,000,000	$ 4,700,000