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Other Accrued Liabilities	12 Months Ended
Other Accrued Liabilities	Dec. 31, 2016
Payables and Accruals [Abstract]
Other Accrued Liabilities	6. Other Accrued Liabilities At December 31, 2016, other accrued liabilities consisted of accrued expenses for interest of $340,000, expenses for services of $105,000 and payroll withholding liabilities of $51,000. The liability for accrued interest of $340,000 is related to the Convertible Notes as outlined in Note 7 and represents the interest on the Convertible Notes that is accrued but unpaid as of December 31, 2016. At December 31, 2015, other accrued liabilities consisted of accrued expenses for services of $73,000 and payroll withholding liabilities of $39,000.