Property and Equipment (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011
Property, plant and equipment, including leasehold improvements, net [Abstract]
Property and equipment, gross	$ 3,400		$ 3,400		$ 3,345
Less: Accumulated Depreciation and Amortization	(2,593)		(2,593)		(2,516)
Property and equipment, net	807		807		829
Depreciation expense	57	104	115	207
Leasehold Improvements [Member]
Property, plant and equipment, including leasehold improvements, net [Abstract]
Property and equipment, gross	1,162		1,162		1,100
Computer Hardware [Member]
Property, plant and equipment, including leasehold improvements, net [Abstract]
Property and equipment, gross	965		965		972
Furniture and Fixtures [Member]
Property, plant and equipment, including leasehold improvements, net [Abstract]
Property and equipment, gross	788		788		788
Office Equipment [Member]
Property, plant and equipment, including leasehold improvements, net [Abstract]
Property and equipment, gross	271		271		271
Computer Software [Member]
Property, plant and equipment, including leasehold improvements, net [Abstract]
Property and equipment, gross	$ 214		$ 214		$ 214