Debt - Schedule of Outstanding Borrowings under SVB Term Loan (Detail) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Aug. 13, 2020
Less current portion	$ 5,833
Term loan payable, non-current	8,652	$ 13,954
SVB Term Loan [Member]
Principal outstanding under term loan	14,000	14,000	$ 14,000
Term loan discount-interest	(84)	(158)
Term loan discount-unamortized deferred charges	(76)	(48)
Term loan discount-financing costs, net of accretion	(12)	(23)
Debt instrument, accrued final payment fee	657	183
Loans Payable, Noncurrent	14,485	13,954
Less current portion	5,833
Term loan payable, non-current	$ 8,652	$ 13,954

Debt instrument fee amount accrued.

No definition available.

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- Definition

Loan discounts on financing costs.

+ References

No definition available.

+ Details

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- Definition

Term loan discounts interest.

+ References

No definition available.

+ Details

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- Definition

Unamortized deferred charges.

+ References

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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- Definition

Including the current and noncurrent portions, aggregate carrying value as of the balance sheet date of loans payable (with maturities initially due after one year or beyond the operating cycle if longer).

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- Definition

Carrying value as of the balance sheet date of portion of long-term loans payable due within one year or the operating cycle if longer.

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- Definition

Carrying value as of the balance sheet date of loans payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

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