Income Taxes (Details Textual) (USD $) In Thousands, unless otherwise specified	3 Months Ended				12 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013 Unrestricted [Member]	Mar. 31, 2013 Restricted [Member]	Dec. 31, 2008 Operating Loss Carryforwards Per Annum Until 2008 [Member]	Dec. 31, 2009 Operating Loss Carryforwards Per Year After 2008 [Member]
Income Tax Expense (Benefit)	$ (353)	$ 313
Current Income Tax Benefit	28
Deferred Income Tax Benefit	325
Deferred Tax Assets	27,904
Operating loss carryforwards			$ 56,000	$ 28,800	$ 2,500	$ 1,700
Operating Loss Carryforwards, Expiration Dates	The net operating loss carry forwards expire between 2024 and 2033.
Operating Loss Carryforwards, Limitations on Use	The Company's utilization of restricted net operating tax loss carry forwards against future income for tax purposes is restricted pursuant to the "change in ownership" rules in Section 382 of the Internal Revenue Code. These rules, in general, provide that an ownership change occurs when the percentage shareholdings of 5% direct or indirect stockholders of a loss corporation have, in aggregate, increased by more than 50 percentage points during the immediately preceding three years.	The Company's utilization of restricted net operating tax loss carry forwards against future income for tax purposes is restricted pursuant to the "change in ownership" rules in Section 382 of the Internal Revenue Code. These rules, in general, provide that an ownership change occurs when the percentage shareholdings of 5% direct or indirect stockholders of a loss corporation have, in aggregate, increased by more than 50 percentage points during the immediately preceding three years.			The Company's utilization of restricted net operating tax loss carry forwards against future income for tax purposes is restricted pursuant to the "change in ownership" rules in Section 382 of the Internal Revenue Code. These rules, in general, provide that an ownership change occurs when the percentage shareholdings of 5% direct or indirect stockholders of a loss corporation have, in aggregate, increased by more than 50 percentage points during the immediately preceding three years.	The Company's utilization of restricted net operating tax loss carry forwards against future income for tax purposes is restricted pursuant to the "change in ownership" rules in Section 382 of the Internal Revenue Code. These rules, in general, provide that an ownership change occurs when the percentage shareholdings of 5% direct or indirect stockholders of a loss corporation have, in aggregate, increased by more than 50 percentage points during the immediately preceding three years.