Selected Balance Sheet Accounts (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Property and Equipment
Computer software and hardware and capitalized internal use software	$ 13,821	$ 12,990
Furniture and equipment	1,289	1,271
Leasehold improvements	957	957
Property and equipment, gross	16,067	15,218
Less - Accumulated depreciation and amortization	(13,734)	(13,314)
Property and equipment, net	$ 2,333	$ 1,904