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Fair Value Measurements (Valuation Techniques) (Details)	12 Months Ended
	Dec. 31, 2016
Discount Rate [Member] | Fair Value, Measurements, Recurring | Contingent Payments | Fair Value, Inputs, Level 3 [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques, Unobservable Inputs, Rate, Percentage	18.50%

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