Acquisitions, Goodwill, and Other Intangible Assets (Details) (USD $)	0 Months Ended	9 Months Ended	0 Months Ended	3 Months Ended
	Oct. 03, 2014	Mar. 31, 2015	Jul. 01, 2014	Jun. 30, 2015	Jun. 30, 2014
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Fair value of contingent consideration		$ 9,218,000			$ 5,152,000
Goodwill		323,769,000			329,520,000
ClinIntel Acquisition [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Cash paid, net of cash acquired	8,774,000	8,780,000
Fair value of contingent consideration	9,882,000
Net purchase price	18,662,000
Accounts receivable	460,000
Definite-lived intangible assets	6,200,000
Goodwill	12,137,000
Total assets acquired	18,797,000
Current liabilities	135,000
Total liabilities assumed	135,000
Net assets acquired:	18,662,000
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High	16,200,000
ClinIntel Acquisition [Member] | Customer relationships
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Definite-lived intangible assets	2,300,000
Estimated Useful Life (Years)	10 years
ClinIntel Acquisition [Member] | Technology
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Definite-lived intangible assets	3,900,000
Estimated Useful Life (Years)	8 years
Atlas
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Cash paid, net of cash acquired			2,100,000
QSI [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Cash paid, net of cash acquired				$ 96,300,000