Segment Information (Service Revenue, Direct Costs And Gross Profit On Service Revenue Of Reportable Segment) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2012	Mar. 31, 2011	Mar. 31, 2012	Mar. 31, 2011
Segment Reporting Information [Line Items]
Service revenue	$ 355,992	$ 301,396	$ 1,003,897	$ 901,575
Direct costs	241,445	195,605	691,718	584,738
Gross profit	114,547	105,791	312,179	316,837
CRS [Member]
Segment Reporting Information [Line Items]
Service revenue	263,372	227,006	746,652	690,009
Direct costs	188,520	152,149	539,111	460,654
Gross profit	74,852	74,857	207,541	229,355
PCMS [Member]
Segment Reporting Information [Line Items]
Service revenue	43,301	34,136	117,404	94,484
Direct costs	25,101	20,471	68,663	56,842
Gross profit	18,200	13,665	48,741	37,642
Perceptive [Member]
Segment Reporting Information [Line Items]
Service revenue	49,319	40,254	139,841	117,082
Direct costs	27,824	22,985	83,944	67,242
Gross profit	$ 21,495	$ 17,269	$ 55,897	$ 49,840