Significant Accounting Policies (Details Textual) (USD $)	12 Months Ended
Dec. 31, 2012 Segment	Dec. 31, 2011
Significant Accounting Policies (Textual) [Abstract]
Restricted cash	$ 601,000
Significant Accounting Policies (Additional Textual) [Abstract]
Cash and cash equivalents maturity period	3 months
Marketable investments, amount	0	0
Depreciation expense	349,393	132,162
Number of Operating Segments	1
Uncertain tax positions amount	0	0
Impairment charges on long-lived assets	0	0
Security deposit related to credit card accounts [Member]
Significant Accounting Policies (Textual) [Abstract]
Restricted cash	290,000
Standby letters of credit [Member]
Significant Accounting Policies (Textual) [Abstract]
Restricted cash	$ 311,000

The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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- Definition

The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. This element is for unclassified presentations; for classified presentations there is a separate and distinct element.

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