Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Mar. 31, 2013
Current assets:
Cash and cash equivalents	$ 118,212	$ 105,999
Restricted cash	3,647	5,488
Marketable securities	11,814	12,012
Accounts receivable, net	138,949	148,257
Inventories	983	710
Deferred income taxes, net	12,140	12,140
Other current assets	10,561	12,720
Total current assets	296,306	297,326
Equipment and improvements, net	21,825	21,887
Capitalized software costs, net	44,402	39,781
Intangibles, net	25,684	27,550
Goodwill	45,761	45,761
Other assets	10,843	10,750
Total assets	444,821	443,055
Current liabilities:
Accounts payable	7,440	11,501
Deferred revenue	62,725	65,207
Accrued compensation and related benefits	12,073	11,915
Income taxes payable	5,550	1,480
Dividends payable	10,426	10,418
Other current liabilities	26,477	26,508
Total current liabilities	124,691	127,029
Deferred revenue, net of current	1,285	1,219
Deferred compensation	3,950	3,809
Other noncurrent liabilities	4,791	3,949
Total liabilities	134,717	136,006
Commitments and contingencies (Note 11)
Shareholders' equity:
Common stock $0.01 par value; authorized 100,000 shares; issued and outstanding 59,588 and 59,543 shares at June 30, 2013 and March 31, 2013, respectively	596	595
Additional paid-in capital	180,450	179,743
Accumulated other comprehensive loss	(184)	(11)
Retained earnings	129,242	126,722
Total shareholders' equity	310,104	307,049
Total liabilities and shareholders' equity	$ 444,821	$ 443,055