Decrease for amounts of indebtedness forgiven by the holder of the debt instrument.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Description of the payment terms of the debt instrument (for example, whether periodic payments include principal and frequency of payments) and discussion about any contingencies associated with the payment.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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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 - Paycheck Protection Program - Additional Information (Details) - USD ($)	1 Months Ended		3 Months Ended	9 Months Ended
	Jun. 30, 2021	Apr. 30, 2020	Sep. 30, 2021	Sep. 30, 2021
Debt Instrument [Line Items]
Gain on extinguishment of debt			$ (16,853,000)	$ (16,853,000)
Paycheck Protection Program Loan
Debt Instrument [Line Items]
Proceeds from long term debt		$ 3,000,000.0
Debt instrument interest rate		1.00%
Debt instrument, term		24 months
Debt instrument payment terms				No payments were due for initial six-month period beginning on the date of the note. Afterwards, payments of principal and interest were due over the following 18 months.
Gain on extinguishment of debt				$ 3,000,000.0
Paycheck Protection Program Loan \| Principal Forgiveness
Debt Instrument [Line Items]
Debt instrument forgiveness	$ 3,000,000.0
Paycheck Protection Program Loan \| Interest Forgiveness \| Maximum
Debt Instrument [Line Items]
Debt instrument forgiveness	$ 100,000