Long Term Debt - Schedule of Long-term Debt (Details) - USD ($) $ in Thousands  | 
Jun. 30, 2019  | 
Dec. 31, 2018  | 
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| Total debt | $ 4,175 | $ 3,302 | ||||||||||
| Less current portion of long-term debt | 581 | 1,184 | ||||||||||
| Long-term debt | 3,594 | 2,118 | ||||||||||
| Revolving Credit [Member] | ||||||||||||
| Total debt | [1] | 639 | ||||||||||
| Term Loan [Member] | ||||||||||||
| Total debt | [1],[2] | 2,021 | 2,663 | |||||||||
| Related Party Promissory Note [Member] | ||||||||||||
| Total debt | [4] | $ 2,154 | [3] | |||||||||
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- Definition Long term debt current including debt for related party current. No definition available. 
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- Definition Long term debt noncurrent including debt for related party noncurrent. No definition available. 
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- Definition 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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