Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Sep. 30, 2012		Sep. 30, 2011
Cash flows from operating activities:
Net income	$ 31,188		$ 39,479
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	3,386		2,546
Amortization of capitalized software costs	4,879		3,888
Amortization of other intangibles	3,810	[1]	1,979	[1]
Provision for bad debts	3,103		2,859
Share-based compensation	1,383		1,661
Deferred income tax benefit	(851)		0
Tax benefit associated with stock options	(26)		2,261
Excess tax benefit from share-based compensation	26		(2,261)
Change in fair value of contingent consideration	856		0
Loss on disposal of equipment and improvements	0		23
Changes in assets and liabilities, net of amounts acquired:
Accounts receivable	(7,736)		(12,437)
Inventories	(143)		(858)
Income taxes receivable	(3,435)		(3,230)
Other current assets	(394)		122
Other assets	(1,088)		397
Accounts payable	3,677		(347)
Deferred revenue	(15,226)		6,155
Accrued compensation and related benefits	(1,976)		(454)
Income taxes payable	0		(3,530)
Other current liabilities	8,742		(3,336)
Deferred compensation	(289)		268
Other noncurrent liabilities	(1,230)		1,925
Net cash provided by operating activities	28,656		37,110
Cash flows from investing activities:
Additions to capitalized software costs	(14,117)		(6,133)
Additions to equipment and improvements	(4,836)		(4,672)
Net cash used in investing activities	(26,059)		(16,599)
Cash flows from financing activities:
Excess tax benefit from share-based compensation	(26)		2,261
Proceeds from exercise of stock options	764		6,781
Dividends paid	(20,736)		(20,395)
Net cash used in financing activities	(19,998)		(11,353)
Net (decrease) increase in cash and cash equivalents	(17,401)		9,158
Cash and cash equivalents at beginning of period	134,444		116,617
Cash and cash equivalents at end of period	117,043		125,775
Supplemental disclosures of cash flow information:
Cash paid during the period for income taxes, net of refunds	20,962		25,380
Non-cash investing and financing activities:
Unrealized gain (loss) on marketable securities, net of tax	2		(22)
Common stock issued at fair value for Opus earnout settlement	0		11,888
CQI Solutions [Member]
Cash flows from investing activities:
Cash acquired from purchase of ViaTrack	0		222
Purchase of Poseidon and Matrix	0		(2,737)
Effective May 1, 2012 and April 16, 2012 and April 29, 2011, the company acquired Poseidon, Matrix and IntraNexus in transactions summarized as follows:
Fair value of assets acquired			11,417
Cash paid			2,737
Common Stock issued at fair value			2,864
Purchase price holdback			600
Fair value of contingent consideration			2,346
Liabilities assumed			2,870
IntraNexus [Member]
Cash flows from investing activities:
Purchase of IntraNexus	0		(3,279)
Effective May 1, 2012 and April 16, 2012 and April 29, 2011, the company acquired Poseidon, Matrix and IntraNexus in transactions summarized as follows:
Fair value of assets acquired			4,524
Cash paid			(3,279)
Purchase price holdback			(125)
Fair value of contingent consideration			(800)
Liabilities assumed			320
Poseidon Group [Member]
Cash flows from investing activities:
Purchase of Poseidon and Matrix	(2,033)		0
Effective May 1, 2012 and April 16, 2012 and April 29, 2011, the company acquired Poseidon, Matrix and IntraNexus in transactions summarized as follows:
Fair value of assets acquired	2,551
Cash paid	(2,033)
Purchase price holdback	(500)
Liabilities assumed	18
Matrix Management Solutions [Member]
Cash flows from investing activities:
Purchase of Poseidon and Matrix	(5,073)		0
Effective May 1, 2012 and April 16, 2012 and April 29, 2011, the company acquired Poseidon, Matrix and IntraNexus in transactions summarized as follows:
Fair value of assets acquired	14,587
Cash paid	(5,073)
Common Stock issued at fair value	(3,953)
Purchase price holdback	(853)
Fair value of contingent consideration	(2,862)
Fair value of non-compete agreement (liability)	(1,100)
Liabilities assumed	$ 746

[1] Amortization of the customer relationships and the trade name and contracts intangible assets is included in operating expenses and amortization of the software technology intangible assets is included in cost of revenue for software, hardware, and supplies.