Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment (Details Textual)

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Property and Equipment (Details Textual) (USD $)
In Thousands, unless otherwise specified
1 Months Ended 3 Months Ended
Dec. 31, 2012
Mar. 31, 2013
Feb. 29, 2012
Property, Plant and Equipment [Abstract]      
Amount of depreciation of property and equipment recognized $ 23 $ 71 $ 70