Share-Based Compensation (Narrative) (Details)	9 Months Ended
Sep. 30, 2015 USD ($)
Employee Stock Options
Unrecognized compensation cost related to share-based compensation	$ 2,600,000
Weighted-average service period, years	3 years 36 days
Restricted Stock Rights
Unrecognized compensation cost related to share-based compensation	$ 135,000
Weighted-average service period, years	8 months

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (i)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Name:	us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration