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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Useful lives of property and equipment (Details) | 12 Months Ended
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Dec. 31, 2021
Laboratory Equipment |
Property Plant And Equipment [Line Items] |
Estimated useful life | 5 years
Research Devices |
Property Plant And Equipment [Line Items] |
Estimated useful life | 5 years
Sales and Marketing Devices |
Property Plant And Equipment [Line Items] |
Estimated useful life | 5 years
Computer Equipment |
Property Plant And Equipment [Line Items] |
Estimated useful life | 5 years
Tooling |
Property Plant And Equipment [Line Items] |
Estimated useful life | 3 years
Trade Show Assets |
Property Plant And Equipment [Line Items] |
Estimated useful life | 3 years
Leased Devices |
Property Plant And Equipment [Line Items] |
Estimated useful life | 5 years
Other | Minimum |
Property Plant And Equipment [Line Items] |
Estimated useful life | 3 years
Other | Maximum |
Property Plant And Equipment [Line Items] |
Estimated useful life | 7 years

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- Definition 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. + References No definition available. + Details
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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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