Property and Equipment (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Components of property and equipment
Property and equipment, gross	$ 6,002	$ 5,892
Less accumulated depreciation and amortization	(4,053)	(3,463)
Total	1,949	2,429
Furniture, fixtures and equipment [Member]
Components of property and equipment
Property and equipment, gross	1,544	1,541
Computer equipment and software [Member]
Components of property and equipment
Property and equipment, gross	1,327	1,198
Leasehold improvements [Member]
Components of property and equipment
Property and equipment, gross	$ 3,131	$ 3,153

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.

+ References+ Details

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.

+ References+ Details

- 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.

+ References+ Details