Segment Information (Service Revenue and Gross Profit On Service Revenue Of Reportable Segment) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2010	Sep. 30, 2010	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Sales Revenue, Services, Net	$ 392,611	$ 355,992	$ 333,170	$ 314,735	$ 310,524	$ 301,396	$ 304,359	$ 295,820	$ 1,396,508	$ 1,212,099	$ 1,131,039
Gross profit on service revenue	112,500	114,547	105,071	92,561	97,478	105,791	104,870	106,176	424,679	414,315	405,030
CRS [Member]
Sales Revenue, Services, Net									1,038,705	922,827	870,721
Gross profit on service revenue									279,166	294,200	300,772
PCMS [Member]
Sales Revenue, Services, Net									167,125	129,728	121,652
Gross profit on service revenue									69,565	52,049	46,386
Perceptive [Member]
Sales Revenue, Services, Net									190,678	159,544	138,666
Gross profit on service revenue									$ 75,948	$ 68,066	$ 57,872