Summary of Significant Accounting Policies - Schedule of Components of Inventory (Details) - USD ($) $ in Thousands  | 
Dec. 31, 2019  | 
Dec. 31, 2018  | 
|---|---|---|
| Accounting Policies [Abstract] | ||
| Raw materials | $ 1,024 | $ 1,374 | 
| Work in process | 299 | 371 | 
| Finished goods | 136 | 158 | 
| Total inventory | $ 1,459 | $ 1,903 | 
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- References No definition available. 
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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