Consolidated Balance Sheets (Unaudited) (USD $) In Thousands	Sep. 30, 2011	Mar. 31, 2011
Current assets:
Cash and cash equivalents	$ 125,775	$ 116,617
Restricted cash	2,848	3,787
Marketable securities	1,098	1,120
Accounts receivable, net	150,224	139,772
Inventories	2,791	1,933
Income taxes receivable	3,230
Deferred income taxes, net	10,466	10,397
Other current assets	9,814	8,768
Total current assets	306,246	282,394
Equipment and improvements, net	14,853	12,599
Capitalized software costs, net	17,395	15,150
Intangibles, net	22,541	16,890
Goodwill	51,156	46,721
Other assets	4,535	4,932
Total assets	416,726	378,686
Current liabilities:
Accounts payable	6,369	6,686
Deferred revenue	83,291	76,695
Accrued compensation and related benefits	9,793	10,247
Income taxes payable	0	3,530
Dividends payable	10,290	10,162
Other current liabilities	18,178	29,316
Total current liabilities	127,921	136,636
Deferred revenue, net of current	1,272	1,099
Deferred income taxes, net	11,384	11,384
Deferred compensation	2,756	2,488
Other noncurrent liabilities	4,334	2,409
Total liabilities	147,667	154,016
Commitments and contingencies (Note 12)
Shareholders' equity:
Common stock $0.01 par value; authorized 100,000 shares; issued and outstanding 58,818 and 58,068 shares at September 30, 2011 and March 31, 2011, respectively	588	580
Additional paid-in capital	158,394	132,969
Retained earnings	110,077	91,121
Total shareholders' equity	269,059	224,670
Total liabilities and shareholders' equity	$ 416,726	$ 378,686