Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2011
Revenues:
Software, hardware and supplies	$ 88,572	$ 122,407	$ 106,514
Implementation and training services	35,008	26,391	18,015
System sales	123,580	148,798	124,529
Maintenance	156,771	138,832	110,019
Electronic data interchange services	59,709	49,259	41,022
Revenue cycle management and related services	59,219	45,572	45,065
Other services	60,950	47,374	32,728
Maintenance, EDI, RCM and other services	336,649	281,037	228,834
Total revenues	460,229	429,835	353,363
Cost of revenue:
Software, hardware and supplies	21,750	18,399	19,779
Implementation and training services	30,896	21,298	15,010
Total cost of system sales	52,646	39,697	34,789
Maintenance	20,316	17,104	12,948
Electronic data interchange services	38,350	32,422	27,711
Revenue cycle management and related services	43,324	34,295	33,815
Other services	35,016	27,705	18,219
Total cost of maintenance, EDI, RCM and other services	137,006	111,526	92,693
Total cost of revenue	189,652	151,223	127,482
Gross profit	270,577	278,612	225,881
Operating expenses:
Selling, general and administrative	148,353	128,846	108,310
Research and development costs	30,865	31,369	21,797
Amortization of acquired intangible assets	4,859	2,198	1,682
Impairment of goodwill	17,400	0	0
Total operating expenses	201,477	162,413	131,789
Income from operations	69,100	116,199	94,092
Interest income	(107)	247	263
Other income (expense), net	(79)	(139)	61
Income before provision for income taxes	68,914	116,307	94,416
Provision for income taxes	26,190	40,650	32,810
Net income	42,724	75,657	61,606
Other comprehensive income (loss):
Foreign currency translation (net of $0 tax)	34	(3)	0
Unrealized loss on AFS securities (net of $0 tax)	0	(42)	0
Comprehensive income	$ 42,758	$ 75,612	$ 61,606
Net income per share:
Basic	$ 720.00	$ 1,290.00	$ 1,060.00
Diluted	$ 720.00	$ 1,280.00	$ 1,060.00
Weighted-average shares outstanding:
Basic	59,392	58,729	57,894
Diluted	59,462	59,049	58,236
Dividends declared per common share	$ 700	$ 700	$ 625