Equipment Financing - Additional Information (Details) - Automobile Loan [Member] $ in Thousands	12 Months Ended
Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 agreement Automobile
Debt Instrument [Line Items]
Number of loan agreements \| agreement			4
Interest expense	$ 28,000	$ 48,000
Number of automobiles financed \| Automobile			25
Weighted average interest rate	6.50%
Debt instrument outstanding balance	$ 300
Debt instruments maturity year	2021
Debt instrument maturity date	Mar. 31, 2021

Debt instruments maturity year.

No definition available.

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- Definition

Number of automobiles financed

+ References

No definition available.

+ Details

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- Definition

Number of loan agreements.

+ References

No definition available.

+ Details

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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

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

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- Definition

Amount of the cost of borrowed funds accounted for as interest expense for debt.

+ References

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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- Definition

Weighted average interest rate of long-term debt outstanding calculated at point in time.

+ References

No definition available.

+ Details

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- Details

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