Stockholders' Equity (Details 8) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Class of Warrant or Right [Line Items]
Warrants		12,411
Common shares issued		3,583
Cash Received		$ 29
Warrants Group One [Member]
Class of Warrant or Right [Line Items]
Warrants		1,300
Common shares issued		1,300
Cash Received		29
Warrants Group Two [Member]
Class of Warrant or Right [Line Items]
Warrants		11,111
Common shares issued		2,283
Cash Received