Acquisitions - Schedule of Potential Contingent Consideration (Details) - Series of Business Acquisitions $ in Thousands	Dec. 31, 2015 USD ($)
Business Acquisition, Contingent Consideration [Line Items]
Maximum contingent consideration	$ 85,854
Common Stock
Business Acquisition, Contingent Consideration [Line Items]
2016	39,653
2017	46,201
Maximum contingent consideration	85,854
Estimate of Fair Value Measurement \| Common Stock
Business Acquisition, Contingent Consideration [Line Items]
2016	11,387
2017	10,775
Maximum contingent consideration	$ 22,162

Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High, Due in Year Two

No definition available.

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- Definition

Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High, Due in the Next Twelve Months

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)(3)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

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