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Long Term Debt - CIBC Loan Narrative (Details)		1 Months Ended				12 Months Ended
	Feb. 20, 2020 USD ($)	Oct. 31, 2022 USD ($)	Oct. 31, 2021 USD ($)	Mar. 31, 2021 USD ($)	Apr. 30, 2020 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Mar. 31, 2022 payment	Dec. 31, 2020 USD ($)
Debt Instrument [Line Items]
Payment of fees to lender and third parties						$ 53,000	$ 41,000
Amortization of debt discount and debt issuance costs						56,000	106,000
Medium-term Notes | CIBC Agreement
Debt Instrument [Line Items]
Revenue threshold for interest period extension term option			$ 5,000,000
CIBC Agreement | Medium-term Notes
Debt Instrument [Line Items]
Debt instrument, face amount including accordion feature	$ 32,000,000
Debt term	5 years
Interest payments term	24 months		24 months
Principal and interest payments term	36 months		36 months
Fee amount					$ 200,000
Gain (loss) on amendment of debt instrument		$ 0		$ 0	$ 0
Number of periodic payments | payment								36
Payment of fees to lender and third parties	$ 400,000	100,000		$ 100,000
Increase in loan interest rate			0
Cash and cash equivalents trigger for revenue requirement (less than)	$ 100,000,000					$ 20,000,000			$ 50,000,000
Minimum percentage of revenue requirement, trailing period of revenue	3 months
Minimum percentage of revenue requirement	80.00%
Unrestricted cash requirement period	4 months
Effective interest rate						9.10%
Amortization of debt discount and debt issuance costs						$ 100,000	100,000
Interest expense						$ 1,100,000	$ 800,000
CIBC Agreement | Medium-term Notes | Repaid During First Year After Third Amendment's Effective Date
Debt Instrument [Line Items]
Prepayment fee equal percentage	2.00%
CIBC Agreement | Medium-term Notes | Repaid During Second Year After Third Amendment's Effective Date
Debt Instrument [Line Items]
Prepayment fee equal percentage	1.00%
CIBC Agreement | Medium-term Notes | Prime Rate
Debt Instrument [Line Items]
Basis spread on variable rate	1.00%
CIBC Agreement, Tranche A | Medium-term Notes
Debt Instrument [Line Items]
Proceeds from issuance of debt	$ 17,000,000
CIBC Agreement, Tranche B | Medium-term Notes
Debt Instrument [Line Items]
Accordion feature on face amount of debt	8,000,000	20,000,000
CIBC Agreement, Tranche C | Medium-term Notes
Debt Instrument [Line Items]
Accordion feature on face amount of debt	$ 7,000,000	$ 10,000,000

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