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Amount of increase (decrease) in additional paid-in capital (APIC) from recognition of substantial premium at which convertible debt instrument is issued.

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Amount of increase in additional paid in capital (APIC) resulting from the issuance of warrants. Includes allocation of proceeds of debt securities issued with detachable stock purchase warrants.

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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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Amount of common stock allocated to investors to buy shares of a new issue of common stock before they are offered to the public. When stock is sold on a subscription basis, the issuer does not initially receive the total proceeds. In general, the issuer does not issue the shares to the investor until it receives the entire proceeds.

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Monetary value of common stock allocated to investors to buy shares of a new issue of common stock before they are offered to the public. When stock is sold on a subscription basis, the issuer does not initially receive the total proceeds. In general, the issuer does not issue the shares to the investor until it receives the entire proceeds.

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The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period.

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The amount of the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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Number of common shares issuable upon conversion for each share of preferred stock to be converted.

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Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

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The number of nonredeemable preferred stock (shares) (or preferred stock redeemable solely at the option of the issuer) allocated to investors to buy shares of a new issue of preferred stock before they are offered to the public. When stock is sold on a subscription basis, the issuer does not initially receive the total proceeds. In general, the issuer does not issue the shares to the investor until it receives the entire proceeds.

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Amount of subscription received from investors who have been allocated nonredeemable preferred stock or preferred stock redeemable solely at the option of the issuer.

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The cash inflow from the additional capital contribution to the entity.

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Proceeds from issuance of capital stock which provides for a specific dividend that is paid to the shareholders before any dividends to common stockholders and which takes precedence over common stockholders in the event of liquidation.

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Cash received on stock transaction after deduction of issuance costs.

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The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

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Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

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Price of a single share of a number of saleable stocks of a company.

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Value of outstanding derivative securities that permit the holder the right to purchase securities (usually equity) from the issuer at a specified price.

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Stockholders' Equity (Details) $ / shares in Units, $ in Thousands							1 Months Ended		2 Months Ended	3 Months Ended		9 Months Ended
	Aug. 22, 2022 USD ($) $ / shares shares	Aug. 15, 2022 USD ($)	Mar. 21, 2022 USD ($)	Oct. 29, 2021 USD ($) shares	Sep. 30, 2021 USD ($) $ / shares shares	Sep. 17, 2021 tranche shares	Sep. 30, 2021 USD ($) tranche $ / shares shares	Dec. 31, 2020 USD ($) entity tranche $ / shares shares	Apr. 09, 2021 USD ($)	Sep. 30, 2022 USD ($) $ / shares	Sep. 30, 2021 USD ($) $ / shares shares	Sep. 30, 2022 USD ($) $ / shares shares	Sep. 30, 2021 USD ($) $ / shares shares	Mar. 24, 2022 USD ($) $ / shares shares	Dec. 31, 2021 $ / shares	Sep. 22, 2021 $ / shares
Class of Stock [Line Items]
Share price (in usd per share) \| $ / shares					$ 5.83		$ 5.83				$ 5.83		$ 5.83			$ 5.81
Proceeds from issuance of common stock												$ 32,872	$ 22,640
Preferred Stock, par value (in usd per share) \| $ / shares										$ 0.001		$ 0.001			$ 0.001
Convertible notes due from related-party extinguished in connection with the exchange transaction, net of deferred issuance costs												$ 49,624	0
August 2022 Public Offering
Class of Stock [Line Items]
Share price (in usd per share) \| $ / shares	$ 2.00
Net proceeds	$ 32,900
Series A Preferred Stock
Class of Stock [Line Items]
Conversion ratio (in shares)										0.01		0.01
Common stock \| August 2022 Public Offering
Class of Stock [Line Items]
Sale of stock (in shares) \| shares	17,500,000
2.50% Convertible notes due 2023 \| Convertible notes \| 2021 Exchange Transaction
Class of Stock [Line Items]
Notes exchanged													$ 46,000
Shares issued (in shares) \| shares													5,945,718
Convertible notes due from related-party extinguished in connection with the exchange transaction, net of deferred issuance costs													$ 34,500
2.50% Convertible notes due 2023 \| Convertible notes \| March 2022 Exchange Transaction
Class of Stock [Line Items]
Notes exchanged			$ 14,000
New Notes \| Convertible notes \| March 2022 Exchange Transaction
Class of Stock [Line Items]
Notes exchanged												$ 14,000
Shares issued (in shares) \| shares												10,798,482
Convertible notes due from related-party extinguished in connection with the exchange transaction, net of deferred issuance costs												$ 10,200
Schuler Trust \| August 2022 Exchange Transaction \| Embeded Warrant
Class of Stock [Line Items]
Warrants fair value		$ 3,800
Schuler Trust \| August 2022 Exchange Transaction \| Embeded Warrant \| Level 3
Class of Stock [Line Items]
Warrants fair value		3,800
Warrant issued to related-party		3,800
Schuler Trust \| 2.50% Convertible notes due 2023 \| Convertible notes \| August 2022 Exchange Transaction
Class of Stock [Line Items]
Convertible notes due from related-party extinguished in connection with the exchange transaction, net of deferred issuance costs		49,900
Schuler Trust \| 5.0% Secured promissory note \| Senior Notes \| August 2022 Exchange Transaction
Class of Stock [Line Items]
Convertible notes due from related-party extinguished in connection with the exchange transaction, net of deferred issuance costs		34,900
Schuler Trust \| 5.0% Secured promissory note \| Secured Debt \| August 2022 Exchange Transaction
Class of Stock [Line Items]
Convertible notes due from related-party extinguished in connection with the exchange transaction, net of deferred issuance costs		49,600
Capital contribution from related-party in connection with exchange transaction		$ 29,800
Schuler Trust \| Extinguished Notes \| Secured Debt \| August 2022 Exchange Transaction
Class of Stock [Line Items]
Capital contribution from related-party in connection with exchange transaction										$ 29,800		$ 29,800
December 2020 Securities Purchase Agreement \| Affiliated Entity
Class of Stock [Line Items]
Purchase price								$ 32,000
Share price (in usd per share) \| $ / shares								$ 7.68
Number of tranches \| tranche								3
Proceeds from issuance of common stock					$ 500				$ 21,300				$ 1,500
Sale of stock (in shares) \| shares													201,820
December 2020 Securities Purchase Agreement \| Affiliated Entity \| Original Purchasers
Class of Stock [Line Items]
Agreement to purchase shares (in shares) \| shares								4,166,663
Non-affiliate related entities \| entity								3
December 2020 Securities Purchase Agreement \| Affiliated Entity \| Schuler Trust
Class of Stock [Line Items]
Agreement to purchase shares (in shares) \| shares								3,964,843
Purchase price								$ 30,500
Non-affiliate related entities \| entity								3
September 2021 Rescission Agreement \| Affiliated Entity
Class of Stock [Line Items]
Number of tranches \| tranche						2
Sale of stock (in shares) \| shares						2,643,228
September 2021 Securities Purchase Agreement \| Affiliated Entity
Class of Stock [Line Items]
Number of tranches \| tranche							2
September 2021 Securities Purchase Agreement \| Affiliated Entity \| Series A Preferred Stock
Class of Stock [Line Items]
Sale of stock (in shares) \| shares							2,636,364						2,636,364
Agreement to purchase preferred shares (in shares) \| shares					3,954,546		3,954,546				3,954,546		3,954,546
Preferred Stock, par value (in usd per share) \| $ / shares					$ 0.001		$ 0.001				$ 0.001		$ 0.001
Conversion ratio (in shares)					1		1				1		1
Aggregate purchase price					$ 30,500		$ 30,500				$ 30,500		$ 30,500
Proceeds from issuance of preferred stock											$ 20,300
Tranche Right \| Affiliated Entity \| Series A Preferred Stock
Class of Stock [Line Items]
Sale of stock (in shares) \| shares				1,318,182
Agreement to purchase preferred shares (in shares) \| shares					1,318,182		1,318,182				1,318,182		1,318,182
Share price (in usd per share) \| $ / shares					$ 7.70		$ 7.70				$ 7.70		$ 7.70
Proceeds from issuance of preferred stock				$ 10,200			$ 10,200
Tranche right value					$ 2,500		$ 2,500				$ 2,500		$ 2,500
March 2022 Securities Purchase Agreement \| Affiliated Entity
Class of Stock [Line Items]
Agreement to purchase shares (in shares) \| shares														2,439,024
Purchase price														$ 4,000
Share price (in usd per share) \| $ / shares														$ 1.64
March 2022 Securities Purchase Agreement \| Affiliated Entity \| Series A Preferred Stock
Class of Stock [Line Items]
Agreement to purchase shares (in shares) \| shares														2,439,024