This element represents the aggregate of the liabilities reported on the balance sheet at period end measured at fair value by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258

Name:	us-gaap_LiabilitiesFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Derivatives (Details 2) (Fair Value, Measurements, Recurring [Member], Series F Preferred Stock [Member], USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Fair value liabilities measured on recurring basis
Fair Value of Liabilities	$ (1,433)	$ (1,667)
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair value liabilities measured on recurring basis
Fair Value of Liabilities
Significant Other Observable Inputs (Level 2) [Member]
Fair value liabilities measured on recurring basis
Fair Value of Liabilities
Level 3 Fair Value Measurements [Member]
Fair value liabilities measured on recurring basis
Fair Value of Liabilities	$ (1,433)	$ (1,667)