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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Aggregate number of common shares reserved for future issuance.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cost to be recognized for option under share-based payment arrangement.

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Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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Description of terms of share-based payment arrangement. Includes, but is not limited to, type of award or grantee and reason for issuance.

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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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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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Gross number of share options (or share units) granted during the period.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Other than shares newly issued, the number of additional shares issued (for example, a stock split) or canceled (for example, to correct a share issuance), during the period under the plan.

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Number of shares issued during the period as a result of an employee stock purchase plan.

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Equity Incentive Plan - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands			1 Months Ended	3 Months Ended		6 Months Ended		12 Months Ended
	Jan. 01, 2022	Sep. 23, 2020	Dec. 31, 2020	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares available for issuance under equity incentive plans				1,880,377		1,880,377		2,132,067
Share based payments shares increase decrease	1,292,458,000
Shares available for issuance under employee stock purchase plan				7,721,643		7,721,643		5,885,404
Share based payment awards options granted						1,723,500,000
Share-based payment arrangement, expense				$ 2,180	$ 1,656	$ 4,160	$ 2,828
Unrecognized compensation expense related to stock options weighted average period						2 years 8 months 12 days
Common Stock [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Issuance of common stock under employee stock purchase plans, Shares				89,112,000		89,112
2016 Plan [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Weighted average grant date fair value of options granted						$ 1.28	$ 11.69
Aggregate intrinsic value, options exercised						$ 20	$ 1,700
Unrecognized compensation expense related to stock options				$ 17,100		$ 17,100
2016 Plan [Member] \| Restricted Stock [Member] \| Minimum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share based payment award, award vesting period						3 years
2016 Plan [Member] \| Restricted Stock [Member] \| Maximum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share based payment award, award vesting period						4 years
2016 Plan [Member] \| Performance Share [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share based payment award, award vesting period						4 years
Share based payment awards options granted			113,000
Share based payment award, requisite service period						4 years
Share-based payment arrangement, expense						$ 200
2020 Plan [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares available for issuance under equity incentive plans				1,880,377		1,880,377
2020 Plan [Member] \| Restricted Stock [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share based payment award description						The number of shares reserved for issuance under the 2020 Plan increases automatically on January 1 of each fiscal year, through and including January 1, 2030, by the number of shares equal to 5% of the aggregate number of outstanding shares of common stock as of the immediately preceding December 31, or a lesser number of shares as may be determined by the board of directors (or an authorized committee thereof).
Share based payments shares increase/decrease						500.00%
Shares available for issuance under employee stock purchase plan [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share based payment award description						The aggregate number of shares reserved for sale under the ESPP increases automatically on January 1st of each fiscal year through and including January 1, 2030, by the number of shares equal to the lesser of (a) 1% of the total number of shares of common stock outstanding on the last day of the fiscal year prior to the date of such automatic increase and (b) 560,000 shares, provided that prior to the date of any such increase, the board of directors may determine a lesser number of shares for such increase.
Share based payments shares increase decrease		560,000						0
Shares available for issuance under employee stock purchase plan		280,000		190,888		190,888		0