Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Mar. 31, 2011
ASSETS
Cash and cash equivalents	$ 44,061	$ 70,559
Short-term investments - available for sale	39,994
Accounts receivable, net of allowances of $372 and $661, respectively	30,055	31,926
Inventories, net	11,694	10,921
Deferred income taxes - current, net	17
Prepaid expenses	3,356	2,829
Income taxes receivable	1,460	1,403
Other current assets	8,524	6,344
Assets of discontinued operations - current		105,810
Total current assets	139,161	229,792
Goodwill	15,084	15,211
Intangible assets, net of accumulated amortization of $22,366 and $20,069, respectively	21,611	22,535
Other non-current assets	3,781	11,709
Assets of discontinued operations - non-current		8,296
Property and equipment:
Furniture and equipment	40,367	40,573
Software	49,720	49,548
Leasehold improvements	10,553	8,841
Project expenditures not yet in use	374	668
Property and equipment, gross	101,014	99,630
Accumulated depreciation and amortization	81,878	74,775
Property and equipment, net	19,136	24,855
Total assets	198,773	312,398
LIABILITIES AND SHAREHOLDERS' EQUITY
Accounts payable	20,603	17,852
Deferred revenue	13,318	23,995
Accrued liabilities	20,888	14,594
Income taxes payable	626	265
Deferred income taxes - current, net		77
Capital lease obligations - current	819	999
Liabilities of discontinued operations - current		89,005
Total current liabilities	56,254	146,787
Deferred income taxes - non-current, net	4,043	3,894
Capital lease obligations - non-current	499	907
Other non-current liabilities	6,133	11,972
Liabilities of discontinued operations - non-current		734
Commitments and contingencies (see Note 10)
Shareholders' equity
Common shares, without par value, at $0.30 stated value; 80,000,000 shares authorized; 31,606,831 shares issued; and 21,972,661 and 23,022,398 shares outstanding at December 31, 2011 and March 31, 2011, respectively	9,482	9,482
Treasury shares (9,634,170 at December 31, 2011 and 8,584,433 at March 31, 2011)	(2,892)	(2,575)
Capital in excess of stated value	(15,378)	(5,421)
Retained earnings	140,854	146,659
Accumulated other comprehensive loss	(222)	(41)
Total shareholders' equity	131,844	148,104
Total liabilities and shareholders' equity	$ 198,773	$ 312,398