Borrowings - 2018 Term Loan (Details) - USD ($) |
3 Months Ended | ||||
|---|---|---|---|---|---|
Feb. 18, 2021 |
Sep. 28, 2018 |
Mar. 31, 2021 |
Mar. 31, 2020 |
Dec. 31, 2020 |
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| Debt Instrument [Line Items] | |||||
| Non-current restricted cash | $ 3,443,000 | $ 3,570,000 | $ 3,440,000 | ||
| Gain on extinguishment of debt, net | 1,574,000 | $ 0 | |||
| Term loan | 2018 Term Loan | |||||
| Debt Instrument [Line Items] | |||||
| Debt term (in years) | 3 years | ||||
| Principal amount | $ 60,000,000.0 | ||||
| Non-current restricted cash | $ 3,400,000 | ||||
| Voluntary principal payment, period following closing date | 6 months | ||||
| Voluntary principal payment amount (minimum) | $ 5,000,000.0 | ||||
| Voluntary principal payment, integral amount | $ 1,000,000.0 | ||||
| Repayments of debt principal | $ 43,000,000.0 | ||||
| Gain on extinguishment of debt, net | $ (500,000) | ||||
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- Definition Debt Instrument, Voluntary Principal Payment Amount No definition available.
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- Definition Debt Instrument, Voluntary Principal Payment, Integral Amount No definition available.
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- Definition Debt Instrument, Voluntary Principal Payment, Period Following Closing Date No definition available.
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- Definition Face (par) amount of debt instrument at time of issuance. 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 Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of cash restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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