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Other Accrued Liabilities	9 Months Ended
Other Accrued Liabilities	Sep. 30, 2016
Payables and Accruals [Abstract]
Other Accrued Liabilities	5. Other Accrued Liabilities At September 30, 2016, other accrued liabilities consisted of accrued expenses for interest of $832,000, expenses for services of $212,000 and payroll withholding liabilities of $77,000. The liability for accrued interest of $832,000 is related to the Convertible Notes as outlined in Note 6 and represents the interest on the Convertible Notes that is accrued but unpaid as of September 30, 2016. At December 31, 2015, other accrued liabilities consisted of accrued expenses for services of $73,000 and payroll withholding liabilities of $39,000.