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 price per share of the conversion feature embedded in the debt instrument.

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Face (par) amount of debt instrument at time of issuance.

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

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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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Debt instrument conversion price percentage.

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Temporary equity issue price.

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Convertible Notes - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	1 Months Ended
	Oct. 31, 2020	Dec. 31, 2020	May 31, 2020	Mar. 31, 2020
Series C [Member]
Debt Instrument [Line Items]
Temporary equity original issuance price		$ 0.59
Convertible Notes [Member]
Debt Instrument [Line Items]
Debt instrument Principal amount				$ 5.0
Debt instrument fixed interest rate percentage				4.00%
Convertible Notes [Member] \| Additional Convertible Notes Issued [Member]
Debt Instrument [Line Items]
Debt instrument Principal amount			$ 0.6
Convertible Notes [Member] \| Series B redeemable convertible stock [Member]
Debt Instrument [Line Items]
Debt conversion convertible instrument percent				85.00%
Debt instrument convertible price per share				$ 4.2926
Convertible Notes [Member] \| Series C [Member]
Debt Instrument [Line Items]
Debt conversion convertible instrument percent	85.00%
Debt instrument convertible price per share	$ 0.5030
Debt outstanding converted instrument amount	$ 0.1
Debt instrument converted shares issued	11,404,246
Temporary equity original issuance price	$ 0.5918