Summary of Significant Accounting Policies (Schedule of Fair Value Measurements of Contingent Consideration) (Details)	12 Months Ended
Dec. 31, 2017
Valuation Methodology	Probability weighted income approach
Milestone dates	2019-2025
Minimum [Member]
Discount rate	3.91%
Probability of occurrence	34.20%
Maximum [Member]
Discount rate	11.79%
Probability of occurrence	80.00%

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- Definition

Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

+ Details

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- Definition

Percentage of likelihood a loan will not be repaid and instead default, used as an input to measure fair value.

+ References

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- Definition

Description of the inputs and valuation technique(s) used to measure fair value.

+ References

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