Fair Value Measurements - Additional Information (Details) - USD ($)	9 Months Ended
Sep. 30, 2015	Sep. 30, 2014
Fair Value Disclosures [Abstract]
Contingent consideration liability remeasurement	$ 524,000	$ 0
Transfers into or out of Level 1, 2 or 3 assets	$ 0

Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 50

-Paragraph 4

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e7008-128479

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration