XML 74 R18.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Deferred Revenue | 12 Months Ended
--- | ---
Dec. 31, 2012
Deferred Revenue Disclosure [Abstract] |
Deferred Revenue | Deferred Revenue The Company defers revenue recognition of cash receipts from licensing and other agreements and recognizes them ratably over the minimum remaining period of our performance obligations. The combined current and long-term deferred revenue balance of $2.4 million and $2.5 million as of December 31, 2012 and 2011, respectively, consists primarily of cash received from our collaboration and license agreement with VGX Int’l as well as cash receipts from various licensing and other agreements.

X
- Details
Name: | us-gaap_DeferredRevenueDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for deferred revenues at the end of the reporting period, and description and amounts of significant changes that occurred during the reporting period. Deferred revenue is a liability as of the balance sheet date related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Concepts (CON) -Number 5 -Paragraph 83, 84 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 8 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6361293&loc=d3e6935-107765 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 13 -Section A Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 13.A.3(b).Q1(c),(b).Q2,(c).Q3) -URI http://asc.fasb.org/extlink&oid=6600647&loc=d3e214044-122780 + Details
Name: | us-gaap_DeferredRevenueDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration