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Significant Accounting Policies - Additional Information (Details) | 12 Months Ended
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Dec. 31, 2020 USD ($) Day shares | Dec. 31, 2019 USD ($) shares
Significant Accounting Policies [Line Items] |  |
Number of operating segments | 1 |
Short-term Investments | $ 0 | $ 0
Provision for inventory | 10,000,000 | 0
Restricted Cash | 200,000 |
Allowance for doubtful trade accounts receivable | 0 | 0
Goodwill impairment | 0 |
Contract assets | 0 |
Contract with Customer, Liability | 19,000 | 22,000
Shipping and other transportation costs | 200,000 | 300,000
Advertising costs | $ 100,000 | $ 100,000
Diluted weighted average common shares outstanding | shares | 9,714,000 | 10,097,000
Warrant |  |
Significant Accounting Policies [Line Items] |  |
Diluted weighted average common shares outstanding | shares |  | 1,000
Options Outstanding |  |
Significant Accounting Policies [Line Items] |  |
Diluted weighted average common shares outstanding | shares |  | 412,000
Minimum |  |
Significant Accounting Policies [Line Items] |  |
Revenue recognition, payment terms | Day | 30 |
Property and equipment, estimated useful life | 3 years |
Maximum |  |
Significant Accounting Policies [Line Items] |  |
Revenue recognition, payment terms | Day | 90 |
Property and equipment, estimated useful life | 15 years |

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- Definition Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -SubTopic 35 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6420018&loc=d3e36677-107848 + Details
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