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Debt - Schedule of Long-term Debt (Details) - USD ($)	Dec. 31, 2018	Sep. 30, 2018	Jan. 26, 2018	Dec. 31, 2017
Debt Instrument [Line Items]
Long-term debt	$ 0			$ 1,832,000
Unamortized debt discounts				(269,000)
Net carrying value	0			1,563,000
Less: current maturities, net of debt discount	0			(1,194,000)
Long-term obligations, net of debt discount	0			369,000
Western Alliance Bank A/R Revolver
Debt Instrument [Line Items]
Long-term debt	0			800,000
Super G Loan
Debt Instrument [Line Items]
Long-term debt	$ 0	$ 0	$ 1,434,000	$ 1,032,000