Fair Value Measurements (Schedule Of Fair Value Hierarchy, Assets (Liabilities) Carried At Fair Value) (Details) - USD ($) $ in Thousands				6 Months Ended
	Oct. 03, 2016	Feb. 10, 2016	Jan. 19, 2016	Dec. 31, 2016	Dec. 31, 2015	Jun. 30, 2016
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired				$ 148,300	$ 0
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value				14,000		$ 5,200
Long-term Debt, Fair Value				$ 96,500
Fair Value Inputs, Discount Rate				1.00%
Interest Rate Derivative Instruments				$ 500		(1,300)
Foreign Currency Fair Value Hedge Derivative at Fair Value, Net				(5,300)		(5,300)
Business Acquisition, Contingent Consideration, at Fair Value				(14,000)		(5,200)
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings				600	$ (8,200)
Liabilities, Fair Value Disclosure, Recurring				900		(11,800)
Fair Value, Inputs, Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest Rate Derivative Instruments				0		0
Foreign Currency Fair Value Hedge Derivative at Fair Value, Net				0		0
Business Acquisition, Contingent Consideration, at Fair Value				0		0
Total				0		0
Fair Value, Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest Rate Derivative Instruments				500		(1,300)
Foreign Currency Fair Value Hedge Derivative at Fair Value, Net				(5,300)		(5,300)
Business Acquisition, Contingent Consideration, at Fair Value				0		0
Liabilities, Fair Value Disclosure, Recurring				(4,800)		(6,600)
Fair Value, Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest Rate Derivative Instruments				0		0
Foreign Currency Fair Value Hedge Derivative at Fair Value, Net				0		0
Business Acquisition, Contingent Consideration, at Fair Value				(600)		(5,200)
Business Combination, Expected Contingent Consideration Payment				14,000
Liabilities, Fair Value Disclosure, Recurring				$ 5,700		$ (5,200)
Health Advances Acquisition [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Business Combination, Consideration Transferred		$ 71,600
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High			$ 15,800
Payments to Acquire Businesses, Net of Cash Acquired		67,100	$ 67,100
Fair Value Inputs, Discount Rate				1.00%
Business Acquisition, Contingent Consideration, at Fair Value				$ (4,500)
Health Advances Acquisition [Member] | Fair Value, Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Business Acquisition, Contingent Consideration, at Fair Value				$ (4,600)
ExecuPharm Inc. [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Business Combination, Consideration Transferred		$ 167,200
Payments to Acquire Businesses, Gross	$ 148,900
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High	20,000
Payments to Acquire Businesses, Net of Cash Acquired	148,500
Fair Value Inputs, Discount Rate				1.00%
Business Acquisition, Contingent Consideration, at Fair Value	$ (9,400)