Debt - Schedule of Debt (Details) - USD ($)	Jun. 30, 2018	Jan. 26, 2018	Dec. 31, 2017
Debt Instrument [Line Items]
Long-term debt	$ 0		$ 1,800,000
Unamortized debt discounts	0		(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	$ 1,434,000	$ 1,032,000

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount, after accumulated amortization, of debt discount.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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