Income Taxes (Details) (State, New Jersey, Sale of NOLs and research and development credits, USD $) In Millions, unless otherwise specified	0 Months Ended
Feb. 27, 2014	Feb. 27, 2014
State \| New Jersey \| Sale of NOLs and research and development credits
Sale of New Jersey Net Operating Losses
NOLs	$ 39.1	$ 39.1
Net proceeds from sale	$ 3.6

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319

Name:	us-gaap_OperatingLossCarryforwards
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant