Ordinary Shares and Convertible Preferred Shares - Additional Information (Detail)			1 Months Ended	3 Months Ended	12 Months Ended
	Jul. 29, 2022 USD ($)	Jun. 17, 2021 USD ($) shares	Jul. 31, 2021 shares	Mar. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2022 USD ($) shares	Dec. 31, 2021 USD ($) shares	Feb. 28, 2023 shares
Convertible Preferred Ordinary Shares And Ordinary Shares [Line Items]
Common stock shares authorized					500,000,000	500,000,000
Net proceeds from the issuance of common stock | $					$ 138,000	$ 148,732,000
Subsequent Event [Member]
Convertible Preferred Ordinary Shares And Ordinary Shares [Line Items]
Common stock shares authorized							600,000,000
Restated Memorandum And Articles Of Association [Member]
Convertible Preferred Ordinary Shares And Ordinary Shares [Line Items]
Common stock shares authorized					500,000,000
Undesignated shares authorized					100,000,000
Common Stock [Member]
Convertible Preferred Ordinary Shares And Ordinary Shares [Line Items]
Stock shares issued during the period shares		49,000,000			334,684	21,189,173
Entity listing depository receipt ratio					7
Issuance of ordinary shares			6,249,817
IPO [Member]
Convertible Preferred Ordinary Shares And Ordinary Shares [Line Items]
Net proceeds from the issuance of common stock | $		$ 113,200,000
IPO [Member] | Common Stock [Member]
Convertible Preferred Ordinary Shares And Ordinary Shares [Line Items]
Stock shares issued during the period shares						49,000,000
ATM Offering Program [Member] | Maximum [Member]
Convertible Preferred Ordinary Shares And Ordinary Shares [Line Items]
Aggregate offering price | $	$ 80,000,000.0
ATM Offering Program [Member] | Subsequent Event [Member]
Convertible Preferred Ordinary Shares And Ordinary Shares [Line Items]
Commission on sale of common stock | $				$ 2,000,000.0
Net proceeds from the issuance of common stock | $				78,000,000.0
Gross proceeds from issuance of common stock including sales commissions | $				$ 80,000,000.0
ADR [Member]
Convertible Preferred Ordinary Shares And Ordinary Shares [Line Items]
Stock shares issued during the period shares		7,000,000
Issuance of ordinary shares			892,831
ADR [Member] | ATM Offering Program [Member] | Subsequent Event [Member]
Convertible Preferred Ordinary Shares And Ordinary Shares [Line Items]
Average stock price per share | $ / shares				$ 4.83
Shares issued and sold during the period shares				16,575,826
ADR [Member] | ATM Offering Program [Member] | Common Stock [Member]
Convertible Preferred Ordinary Shares And Ordinary Shares [Line Items]
Entity listing depository receipt ratio	7