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Final payment on payoff.

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Exercise price per share or per unit of warrants or rights outstanding.

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Description of the interest rate as being fixed or variable, and, if variable, identification of the index or rate on which the interest rate is based and the number of points or percentage added to that index or rate to set the rate, and other pertinent information, such as frequency of rate resets.

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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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Long-Term Debt - Additional Information (Details)	1 Months Ended		9 Months Ended
Long-Term Debt - Additional Information (Details)	Sep. 30, 2022 USD ($) Tranche $ / shares shares	May 31, 2018 USD ($)	Sep. 30, 2022 USD ($) $ / shares shares
Debt Instrument [Line Items]
Proceeds from long-term debt			$ 9,960,000
Warrants issued \| shares	6,987,785		6,987,785
Silicon Valley Bank
Debt Instrument [Line Items]
Warrants issued \| shares	13,906		13,906
2018 SVB Loan \| Silicon Valley Bank
Debt Instrument [Line Items]
Proceeds from long-term debt		$ 7,000,000.0
Final payment on payoff			$ 300,000
Deferral Agreement \| Silicon Valley Bank
Debt Instrument [Line Items]
Maturity date			Jun. 30, 2022
Loan And Security Agreement \| Runway Growth Finance Corp \| Term Loan
Debt Instrument [Line Items]
Number of tranche \| Tranche	3
Variable annual rate	5.00%
Prepayment fee (as a percent)	4.25%
Additional default interest rate payable to outstanding loan balances	5.00%
Loan And Security Agreement \| Runway Growth Finance Corp \| Term Loan \| On or Prior to the First Anniversary Date
Debt Instrument [Line Items]
Percentage of prepayment amount payable on outstanding amount	3.00%
Loan And Security Agreement \| Runway Growth Finance Corp \| Term Loan \| After the First Anniversary Date but on or Prior to the Second Anniversary Date
Debt Instrument [Line Items]
Percentage of prepayment amount payable on outstanding amount	2.00%
Loan And Security Agreement \| Runway Growth Finance Corp \| Term Loan \| After the Second Anniversary Date but Prior to the Maturity Date
Debt Instrument [Line Items]
Percentage of prepayment amount payable on outstanding amount	1.00%
Loan And Security Agreement \| Runway Growth Finance Corp \| Term Loan \| Plus Rate
Debt Instrument [Line Items]
Variable annual rate	3.50%
Loan And Security Agreement \| Runway Growth Finance Corp \| Term Loan \| Maximum
Debt Instrument [Line Items]
Long term debt, principal amount	$ 35,000,000.0		$ 35,000,000.0
Loan And Security Agreement \| Runway Growth Finance Corp \| Term A Loan
Debt Instrument [Line Items]
Long term debt, principal amount	10,000,000.0		$ 10,000,000.0
Interest rate terms			The Company is obligated to make interest-only payments monthly in arrears through and including September 30, 2024 and thereafter monthly payments in arrears through the maturity date of September 1, 2026 equal to 1/24th of all outstanding principal plus accrued and unpaid interest.
Closing fee amount	$ 50,000
Loan And Security Agreement \| Runway Growth Finance Corp \| Term B Loan
Debt Instrument [Line Items]
Maturity date			Sep. 01, 2026
Closing fee amount percentage if any due and payable on applicable funding date	0.50%
Loan And Security Agreement \| Runway Growth Finance Corp \| Term B Loan \| Maximum
Debt Instrument [Line Items]
Long term debt, principal amount	$ 15,000,000.0		$ 15,000,000.0
Loan And Security Agreement \| Runway Growth Finance Corp \| Term C Loan
Debt Instrument [Line Items]
Closing fee amount percentage if any due and payable on applicable funding date	0.50%
Loan And Security Agreement \| Runway Growth Finance Corp \| Term C Loan \| Maximum
Debt Instrument [Line Items]
Long term debt, principal amount	$ 10,000,000.0		$ 10,000,000.0
Warrants \| Runway Growth Finance Corp \| Term A Loan
Debt Instrument [Line Items]
Warrants issued \| shares	150,753		150,753
Exercise price (per share) \| $ / shares	$ 1.99		$ 1.99
Expiration date	Sep. 02, 2032		Sep. 02, 2032