Property and Equipment (Details) (USD $)	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011
Property and equipment [Abstract]
Property and equipment, gross	$ 4,939,540	$ 4,693,165
Less accumulated depreciation and amortization	(3,902,830)	(3,743,253)
Property and equipment, net	1,036,710	949,912
Depreciation and amortization	359,235	369,004
Computer Hardware and Software [Member]
Property and equipment [Abstract]
Property and equipment, gross	1,560,843	1,338,800
Furniture and Fixtures [Member]
Property and equipment [Abstract]
Property and equipment, gross	251,797	246,738
Leasehold Improvements [Member]
Property and equipment [Abstract]
Property and equipment, gross	1,680,833	1,706,045
Showroom Fixtures and Displays [Member]
Property and equipment [Abstract]
Property and equipment, gross	425,559	403,586
Automobiles [Member]
Property and equipment [Abstract]
Property and equipment, gross	$ 1,020,508	$ 997,996

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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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

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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