Accrued Expenses and Other Current Liabilities (Details) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Payables and Accruals [Abstract]
Accrued search costs	$ 1,111,439	$ 247,583
Accrued expenses and other	829,105	889,584
Accrued payroll and commission liabilities	738,309	522,082
Deferral of Arkansas grant, current portion	230,763	0
Accrued taxes	163,789	123,054
Capital leases, current portion	34,075	44,287
Accrued affiliate expenses	3,895	46,132
Total	$ 3,111,375	$ 1,872,722

Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.

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Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid within one year (or one operating cycle, if longer) of the balance sheet date.

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- Definition

Amount of payable due to an entity that is affiliated with the reporting entity by means of direct or indirect ownership. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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