Capitalized Software Costs (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Dec. 31, 2016	Dec. 31, 2016	Dec. 31, 2015	Mar. 31, 2016
Research and Development [Abstract]
Capitalized Computer Software, Amortization	$ (1,807)	$ (6,626)	$ (7,428)
Capitalized software development costs
Gross carrying amount	103,070	103,070		$ 96,699
Accumulated amortization	(90,075)	(90,075)		(83,449)
Net capitalized software costs	$ 12,995	$ 12,995		$ 13,250