Equity (Details Textual) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Share-based Arrangements with Employees and Nonemployees [Abstract]
Option grants estimated average forfeiture rate	9.73%	9.66%
Stock Options, granted	26,554	1,500
Stock Options, exercised		153
Restricted shares of Common stock, issued		46
Total unrecognized compensation expense related to non-vested share-based compensation arrangements granted under the plans	$ 534
Unrecognized compensation expense amortization period	1 year 3 months 18 days