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Common Share - Additional Information (Details)							1 Months Ended	3 Months Ended	9 Months Ended		12 Months Ended
	May 31, 2024 USD ($)	May 29, 2024 € / shares shares	Mar. 05, 2024 USD ($) $ / shares shares	Aug. 14, 2023 USD ($)	Aug. 09, 2023 € / shares shares	May 22, 2023 USD ($)	May 31, 2021 USD ($)	Jun. 30, 2023 USD ($) shares	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)	Dec. 31, 2022 USD ($) shares	Sep. 30, 2024 € / shares	Sep. 30, 2024 USD ($) shares	May 29, 2024 $ / shares	Feb. 29, 2024 USD ($)	Dec. 31, 2023 € / shares	Dec. 31, 2023 USD ($) shares	Aug. 09, 2023 $ / shares
Class of Stock [Line Items]
Common shares, value, issued													$ 6,919,000				$ 5,883,000
Common shares, issued | shares													68,426,779				57,825,879
Gross proceeds, before deducting sales agent commissions									$ 434,863,000	$ 225,945,000
Common shares, par value | € / shares												€ 0.09				€ 0.09
Sales Agreement
Class of Stock [Line Items]
Common shares, issued | shares											2,720,846
Common shares, sold | shares								3,272,280
Gross proceeds, before deducting sales agent commissions								$ 65,500,000			$ 59,500,000
Sales agent commissions											$ 1,700,000
Net proceeds, after deducting sales agent fees, underwriting discounts and commissions						$ 124,900,000		$ 63,800,000
Sales Agreement | Maximum
Class of Stock [Line Items]
Shares sale agreement authorized amount						$ 125,000,000	$ 125,000,000
Underwriting commissions rate of gross proceeds of shares sold							3.00%
Underwriting Agreement
Class of Stock [Line Items]
Common shares, sold | shares					6,818,182
Net proceeds, after deducting sales agent fees, underwriting discounts and commissions				$ 162,200,000
Sale of shares, price per share | $ / shares																		$ 22
Common shares, par value | € / shares					€ 0.09
Additional common shares at public offering price | shares					1,022,727
Gilead Collaboration Agreement
Class of Stock [Line Items]
Common shares, sold | shares			452,527
Common shares stated purchase price per share | $ / shares			$ 55.2454
Gross proceeds, before deducting sales agent commissions			$ 25,000,000
2024 Sales Agreement
Class of Stock [Line Items]
Common shares, issued | shares													0
2024 Sales Agreement | Maximum
Class of Stock [Line Items]
Shares sale agreement authorized amount															$ 300,000,000
Underwriting commissions rate of gross proceeds of shares sold									3.00%
2024 Underwriting Agreement
Class of Stock [Line Items]
Common shares, sold | shares		7,550,000
Net proceeds, after deducting sales agent fees, underwriting discounts and commissions	$ 434,900,000
Sale of shares, price per share | $ / shares														$ 53
Common shares, par value | € / shares		€ 0.09
Additional common shares at public offering price | shares		1,132,500

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