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Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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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.

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

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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Debt instrument commencing year and month.

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Debt instrument, final payment fee, amount.

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Debt instrument final payment fee percentage.

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Debt instrument interest only payment end date.

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Debt instrument Prepayment Fee.

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Debt instrument principal payment term after interest only period expires.

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Term loan facility maximum borrowing capacity.

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Term Loan (Details) - USD ($) $ / shares in Units, $ in Thousands		1 Months Ended	12 Months Ended
	May 31, 2020	Aug. 31, 2018	Dec. 31, 2020	Dec. 31, 2021
Debt Instrument [Line Items]
Loss on repayment of term loan (note 9)			$ (988)
Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument, final payment fee	$ 1,008
Debt instrument prepayment fee	$ 225
Loss on repayment of term loan (note 9)			$ 988
Warrants outstanding to purchase common stock				40,000
Warrants exercise price per common share				$ 9.79
Term Loan [Member] \| Loan Agreement [Member] \| Silicon Valley Bank [Member]
Debt Instrument [Line Items]
Aggregate principal amount of debt instrument		$ 15,500
Debt instrument, commencing period		2018-08
Debt instrument, interest only payment end date		Mar. 31, 2020
Debt instrument principal repayment period		30 months
Debt instrument, maturity date		Sep. 01, 2022
Debt instrument, final payment fee percentage		6.50%
Term Loan [Member] \| Loan Agreement [Member] \| Silicon Valley Bank [Member] \| Prime Rate [Member]
Debt Instrument [Line Items]
Debt instrument, floating interest rate		0.50%