Stock-based Compensation (Details Textual)	6 Months Ended	0 Months Ended	3 Months Ended
Jun. 30, 2012	Feb. 29, 2012 Heritage Global Partners [Member]	Mar. 31, 2012 Officers And Employees [Member]
Options, Granted (in shares)	1,040,000	625,000	890,000

Gross number of share options (or share units) granted during the period.

No definition available.

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration