CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Cash flows from operating activities:
Net loss	$ (2,715)	$ (501)
Adjustments to reconcile net loss to net cash provided by operating activites:
Depreciation	3,962	2,979
Amortization of intangible assets	2,815	1,868
Amortization of capitalized software	581	296
Stock-based compensation	13,008	9,559
Deferred income tax benefit	(4,862)	(153)
Gain on escrow settlement	(1,393)	0
Other	761	499
Changes in assets and liabilities:
Accounts receivable, net	(1,183)	(1,859)
Other current and noncurrent assets	(3,485)	(2,297)
Accounts payable and accruals	3,399	2,666
Deferred revenue	286	367
Net cash provided by operating activities	11,174	13,424
Cash flows from investing activities:
Purchases of property and equipment	(4,021)	(5,230)
Proceeds from escrow settlement	1,393	0
Cost of capitalized software	(5,203)	(2,443)
Proceeds from maturity of investments	45,850	29,225
Sales of investments - available for sale	13,254	26,863
Purchase of investments - available for sale	(57,561)	(64,517)
Net cash used in investing activities	(6,288)	(16,102)
Cash flows from financing activities:
Capital lease payments	(616)	(333)
Payment of contingent consideration	(150)	(200)
Repurchase and tax-related withholding of common stock	(13,842)	(842)
Proceeds from issuance of common stock under employee stock plans	2,788	2,600
Net cash (used in) provided by financing activities	(11,820)	1,225
Effect of exchange rate changes on cash	474	(29)
Net decrease in cash and cash equivalents	(6,460)	(1,482)
Cash and cash equivalents at the beginning of the period	41,030	33,576
Cash and cash equivalents at the end of the period	34,570	32,094
Supplemental cash flow information
Income taxes paid	174	286
Interest paid	16	12
Property and equipment acquired under capital leases	$ 765	$ 823