Notes Payable (Schedule of Notes Payable) (Details) |
12 Months Ended | ||
|---|---|---|---|
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Mar. 29, 2019
USD ($)
|
Dec. 31, 2020
USD ($)
|
Dec. 31, 2019
USD ($)
|
|
| Debt Instrument [Line Items] | |||
| Long-term notes payable | $ 0 | $ 12,179,000 | |
| Horizon Notes [Member] | |||
| Debt Instrument [Line Items] | |||
| Debt instrument funded amount | 0 | 15,750,000 | |
| Discount on notes payable | 0 | (2,321,000) | |
| Total notes payable | 0 | 13,429,000 | |
| Less: current portion | 0 | (1,250,000) | |
| Long-term notes payable | $ 0 | $ 12,179,000 | |
| Interest Rate | 9.00% | 9.00% | 9.00% |
| Debt Instrument, Maturity Date | Oct. 31, 2022 | Oct. 31, 2022 | |
| Final payment fee | $ 750,000 | $ 750,000 | |
| Variable interest rate floor (as a percent) | 2.5 | ||
| Horizon Notes [Member] | LIBOR Rate [Member] | |||
| Debt Instrument [Line Items] | |||
| Variable interest rate floor (as a percent) | 2.50% | ||
| X | ||||||||||
- Definition The floor rate above which variable interest applies to the debt instrument. No definition available.
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| X | ||||||||||
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. No definition available.
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| X | ||||||||||
- 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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| X | ||||||||||
- Definition Contractual interest rate for funds borrowed, under the debt agreement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- 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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| X | ||||||||||
- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of payment greater than the preceding installment payments to be paid at final maturity date of debt. No definition available.
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| X | ||||||||||
- Definition Amount, after accumulated amortization, of debt discount. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Carrying value as of the balance sheet date of notes payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Sum of the carrying values as of the balance sheet date of the portions of long-term notes payable due within one year or the operating cycle if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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