Property and Equipment (Schedule of Amortization Expense for Software) (Details) (USD $)	Mar. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Property and equipment, gross	$ 1,806,299	$ 1,667,191	$ 1,227,081
Accumulated depreciation and amortization	(541,216)	(455,871)	(229,972)
Property and equipment, net	1,265,083	1,211,320	997,109
Software [Member]
Property and equipment, gross	1,491,035	1,388,824	927,455
Accumulated depreciation and amortization	(361,296)	(268,744)	(60,290)
Property and equipment, net	$ 1,129,739	$ 1,102,080	$ 867,165

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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