Common shares - Schedule of Share Capital (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025
Shares
Beginning balance (in shares)	62,225,301	62,163,028	62,154,422
Vesting of restricted stock units (in shares)	148,870	62,273	8,606
Ending balance (in shares)	62,374,171	62,225,301	62,163,028
Par value per share ($)
Beginning balance (usd per share)	$ 0.01	$ 0.01	$ 0.01
Vesting of restricted stock units (usd per share)	0.01	0.01	0.01
Ending balance (usd per share)	$ 0.01	$ 0.01	$ 0.01
$ thousands
Beginning balance	$ 622	$ 622	$ 622
Vesting of restricted stock units	1	1	0
Ending balance	$ 623	$ 622	$ 622

Shares Issued During Period, Shares Repurchased, Par Value Per Share

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- Definition

Face amount or stated value per share of common stock.

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- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Number of shares issued during the period related to Restricted Stock Awards, net of any shares forfeited.

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- Definition

Value of stock related to Restricted Stock Awards issued during the period, net of the stock value of such awards forfeited.

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