Leases (Narratives) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended
Sep. 30, 2014 sqft	Sep. 30, 2013	Sep. 30, 2014 sqft	Sep. 30, 2013
Leases Disclosure [Abstract]
Operating Leases, Rent Expense, Net	$ 0.3	$ 0.3	$ 1.1	$ 0.9
Square Footage of Real Estate Property	83,000		83,000
Lease Expiration Date			Aug. 31, 2024
Expansion Area Of Real Estate Property	22,000		22,000

Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717

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