XML 22 R18.htm IDEA: XBRL DOCUMENT

Other Liabilities	12 Months Ended
Other Liabilities	Dec. 31, 2012
Other Liabilities Disclosure [Abstract]
Other Liabilities	6. Other Liabilities At December 31, 2012, other accrued liabilities consisted of accrued expenses for services of $103,000 and payroll withholding liabilities of $24,000. At December 31, 2011, other accrued liabilities consisted of accrued expenses for services of $53,000 and payroll withholding liabilities of $33,000.