Accrued Expenses and Other Current Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Summary of accrued expenses and other current liabilities
Accrued payroll, related items and deferred compensation	$ 40	$ 38
Professional and other service providers		8
Franchise tax payable	9	11
Total accrued expenses and other current liabilities	$ 49	$ 57