Long-Term Debt - Property and Equipment Loan (Details) - USD ($) $ in Thousands |
1 Months Ended | 3 Months Ended | 9 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
Dec. 17, 2020 |
Sep. 26, 2018 |
May 31, 2021 |
Sep. 30, 2021 |
Sep. 30, 2020 |
Sep. 30, 2021 |
Sep. 30, 2020 |
Apr. 30, 2021 |
Dec. 31, 2020 |
Jul. 02, 2018 |
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| Debt Instrument [Line Items] | ||||||||||
| Principal amount | $ 53,500 | |||||||||
| Property and equipment loan | ||||||||||
| Debt Instrument [Line Items] | ||||||||||
| Principal amount | $ 900 | $ 2,000 | ||||||||
| Borrowings | $ 2,000 | |||||||||
| Debt term | 3 years | 3 years | ||||||||
| Outstanding debt | 600 | $ 0 | $ 0 | $ 833 | ||||||
| Principal payments | $ 200 | |||||||||
| Effective interest rate during period (as a percent) | 0.00% | 4.30% | 5.90% | 4.80% | ||||||
| Property and equipment loan | Interest Expense | ||||||||||
| Debt Instrument [Line Items] | ||||||||||
| Deferred loan fees written off to interest expense (less than) | $ 100 | |||||||||
| Property and equipment loan | Prime | ||||||||||
| Debt Instrument [Line Items] | ||||||||||
| Basis spread on variable rate (as a percent) | 1.00% | 1.00% | ||||||||
| X | ||||||||||
- Definition Amount of the total principal payments made during the annual reporting period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. No definition available.
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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Face (par) amount of debt instrument at time of issuance. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The average effective interest rate during the reporting period. 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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- Definition Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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