Accrued Warranty - Additional Information (Details) - USD ($) |
3 Months Ended | |||
|---|---|---|---|---|
Mar. 31, 2021 |
Mar. 31, 2020 |
Dec. 31, 2020 |
Dec. 31, 2019 |
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| Product Warranty Liability [Line Items] | ||||
| Warranty expense | $ 24,000 | $ 32,000 | ||
| Accrued warranty (Note 7) | 243,000 | $ 242,000 | $ 242,000 | $ 338,000 |
| Catheters [Member] | Product Recall [Member] | ||||
| Product Warranty Liability [Line Items] | ||||
| Accrued warranty (Note 7) | $ 100,000 | $ 100,000 | ||
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- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. For classified balance sheets, represents the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The expense charged against earnings for the period pertaining to standard and extended warranties on the entity's goods and services granted to customers. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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. No definition available.
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