Consolidated Statements of Cash Flows (Unaudited)	6 Months Ended
	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)
Statement of Cash Flows [Abstract]
Restructuring Costs	$ 701,000	$ 0
Cash flows from operating activities:
Net income	3,340,000	14,677,000
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	5,106,000	4,449,000
Amortization of capitalized software costs	4,819,000	4,929,000
Amortization of other intangibles	11,378,000	3,601,000
Amortization of debt issuance costs	538,000	0
Loss on disposal of equipment and improvements	175,000	81,000
Provision for bad debts	1,969,000	963,000
Provision for inventory obsolescence	224,000	92,000
Share-based compensation	3,177,000	1,585,000
Deferred income taxes	180,000	468,000
Change in fair value of contingent consideration	5,830,000	822,000
Changes in assets and liabilities:
Accounts receivable	13,649,000	8,313,000
Inventories	(22,000)	(119,000)
Accounts payable	(5,834,000)	699,000
Deferred revenue	(5,572,000)	(8,846,000)
Accrued compensation and related benefits	(4,179,000)	(7,730,000)
Income taxes	17,213,000	(12,449,000)
Deferred compensation	437,000	575,000
Other assets and liabilities	3,256,000	1,776,000
Net cash provided by operating activities	56,385,000	13,886,000
Cash flows from investing activities:
Additions to capitalized software costs	(5,319,000)	(6,687,000)
Proceeds from sales and maturities of marketable securities	9,291,000	3,810,000
Additions to equipment and improvements	(4,989,000)	(6,012,000)
Purchases of marketable securities	0	(4,419,000)
Net cash used in investing activities	(1,017,000)	(13,308,000)
Cash flows from financing activities:
Principal repayments on line of credit	(57,000,000)	0
Proceeds from issuance of shares under employee plans	702,000	479,000
Dividends paid	0	(21,403,000)
Net cash used in financing activities	(56,298,000)	(20,924,000)
Net increase decrease in cash and cash equivalents	(930,000)	(20,346,000)
Cash and cash equivalents at beginning of period	27,176,000	118,993,000
Cash and cash equivalents at end of period	26,246,000
Cash paid (refunded) during the period for income taxes, net	3,977,000	20,748,000
Cash paid for interest	1,443,000	0
Dividends declared but not paid	0	10,722,000
Unpaid additions to equipment and improvements	0
Common stock issued for Mirth share-based contingent consideration	$ 9,273,000	$ 9,273,000