Income Tax (Details 2) - USD ($) $ in Thousands	Mar. 31, 2016	Mar. 31, 2015
Deferred tax assets:
Net Operating Losses	$ 17,920	$ 512
Deferred revenue	10,682	11,970
Accrued compensation and benefits	5,868	7,744
Allowance for Doubtful accounts	4,176	4,944
Compensatory stock option expense	2,664	2,852
Deferred compensation	2,586	2,342
Research and development credit	3,611	1,988
State income taxes	445	(730)
Inventory valuation	68	56
Other	0	3,561
Total deferred tax assets	48,020	35,239
Deferred tax liabilities:
Accelerated depreciation	(2,434)	(756)
Capitalized software	(9,644)	(8,728)
Intangible assets	(22,972)	7,603
Prepaid expense	(1,249)	(1,321)
Total deferred tax liabilities	(37,271)	(3,202)
Valuation allowance	(2,551)	(1,840)
Deferred tax assets (liabilities), net	$ 8,198	$ 30,197