Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Revenues:
Total revenues	$ 130,867	$ 131,715	$ 394,388	$ 395,244
Cost of revenue:
Total cost of revenue	61,671	61,634	184,640	179,558
Gross profit	69,196	70,081	209,748	215,686
Operating expenses:
Selling, general and administrative	41,304	43,563	120,169	127,517
Research and development costs, net	20,682	20,645	61,181	60,161
Amortization of acquired intangible assets	1,027	1,956	3,316	6,015
Restructuring costs		130		130
Total operating expenses	63,013	66,294	184,666	193,823
Income from operations	6,183	3,787	25,082	21,863
Interest income	44	15	113	36
Interest expense	(720)	(733)	(2,219)	(2,250)
Other income (expense), net	(227)	(41)	384	(48)
Income before provision for income taxes	5,280	3,028	23,360	19,601
Provision for income taxes	456	1,487	2,794	6,134
Net income	4,824	1,541	20,566	13,467
Other comprehensive income:
Foreign currency translation, net of tax	411	222	(882)	123
Comprehensive income	$ 5,235	$ 1,763	$ 19,684	$ 13,590
Net income per share:
Basic	$ 0.07	$ 0.02	$ 0.32	$ 0.21
Diluted	$ 0.07	$ 0.02	$ 0.32	$ 0.21
Weighted-average shares outstanding:
Basic	64,637	63,706	64,308	63,287
Diluted	64,776	63,708	64,499	63,296
Recurring
Revenues:
Total revenues	$ 117,446	$ 118,997	$ 353,770	$ 357,616
Cost of revenue:
Total cost of revenue	47,997	49,347	143,322	145,504
Software, Hardware, and Other Non-recurring
Revenues:
Total revenues	13,421	12,718	40,618	37,628
Cost of revenue:
Total cost of revenue	6,576	6,323	20,752	18,310
Amortization of Capitalized Software Costs and Acquired Intangible Assets
Cost of revenue:
Total cost of revenue	$ 7,098	$ 5,964	$ 20,566	$ 15,744