Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Mar. 31, 2014
Current assets:
Cash and cash equivalents	$ 67,168	$ 99,566
Marketable securities	10,077	0
Accounts receivable, net of allowances of $838 and $1,101, respectively	23,519	23,615
Inventories	720	481
Prepaid expenses	2,901	3,300
Other current assets	585	2,892
Total current assets	104,970	129,854
Property and equipment, net	13,670	12,251
Goodwill	19,622	17,158
Intangible assets, net	9,985	10,626
Software development costs, net	24,498	17,221
Other non-current assets	3,851	3,785
Total assets	176,596	190,895
Current liabilities:
Accounts payable	10,144	11,073
Deferred revenue	17,295	22,795
Accrued liabilities	9,555	14,232
Capital lease obligations, current	141	43
Total current liabilities	37,135	48,143
Deferred income taxes, non-current	3,444	3,422
Capital lease obligations, non-current	170	292
Other non-current liabilities	5,190	6,165
Commitments and contingencies (see Note 9)
Shareholders' equity:
Common shares, without par value, at $0.30 stated value; 80,000,000 shares authorized; 31,606,831 shares issued; and 22,814,241 and 22,467,970 shares outstanding at September 30, 2014 and March 31, 2014, respectively	9,482	9,482
Treasury shares, 8,792,590 and 9,138,861 at September 30, 2014 and March 31, 2014, respectively	(2,638)	(2,741)
Capital in excess of stated value	(12,363)	(13,409)
Retained earnings	136,319	139,675
Accumulated other comprehensive loss	(143)	(134)
Total shareholders' equity	130,657	132,873
Total liabilities and shareholders' equity	$ 176,596	$ 190,895