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Significant Accounting Policies - Additional Information (Details) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 USD ($) d | Dec. 31, 2020 USD ($)
Significant Accounting Policies [Line Items] |  |
Restricted cash | $ 200,000 |
Allowance for doubtful trade accounts receivable | 0 | $ 0
Inventory raw material | 1,500,000 | 800,000
Inventory finished good | 900,000 | 200,000
Provision for excess and obsolete inventories | 10,000 | 10,000
Reserve For Pricing Credits And Rights Of Return | 200,000 |
Contract asset | 0 | 0
Contract liability | $ 52,000 | $ 19,000
Minimum [Member] |  |
Significant Accounting Policies [Line Items] |  |
Revenue Recognition Payment Terms | d | 30 |
Maximum [Member] |  |
Significant Accounting Policies [Line Items] |  |
Revenue Recognition Payment Terms | d | 120 |

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- Definition Amount of allowance for credit loss on accounts receivable, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(4) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5074-111524 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121599878&loc=SL82895884-210446 + Details
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