Represents expected volatility rate period for share based payment award by share based payment.

No definition available.

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Percent of shares that may be issued in accordance with the plan as a proportion of outstanding awards.

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Share-Based Payment Arrangement, Shares Granted Percentage

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

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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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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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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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.

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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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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Intrinsic value of vested award under share-based payment arrangement. Excludes share and unit options.

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Weighted-average contractual term remaining for option award outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Number of share options (or share units) exercised during the current period.

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-URI https://asc.fasb.org/1943274/2147480657/210-10-S50-11

Reference 13: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(02)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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Stock-based compensation - Narrative (Details) - USD ($)				3 Months Ended		6 Months Ended
	Feb. 24, 2026	Mar. 18, 2025	Mar. 08, 2024	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025	Dec. 31, 2024
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Aggregate intrinsic value of exercisable service vesting-based stock options				$ 400,000		$ 400,000
Intrinsic value of service vesting-based awards exercised				$ 47,000	$ 200,000	$ 1,900,000	$ 200,000
Stock option exercises (in shares)						102,000	10,000
Service based-vesting options granted (in shares)				0	0	0	0
Weighted average remaining contractual life (in years)						1 year
Stock based compensation expense				$ 3,854,000	$ 5,707,000	$ 8,660,000	$ 9,689,000
Vesting period (in years)						4 years
Options
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unrecognized compensation costs for service vesting-based stock options				0	$ 0	$ 0	$ 0
Stock option exercises (in shares)					0		0
Restricted Stock
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unrecognized compensation costs for service vesting-based stock options				18,900,000		18,900,000
Share-based compensation arrangement by share-based payment award, equity instruments other than options, vested in period, fair value				1,800,000	$ 1,700,000	6,100,000	$ 6,100,000
Stock based compensation expense				$ 2,300,000	$ 2,800,000	$ 5,100,000	$ 5,500,000
Period for recognition (in years)						2 years 7 months 6 days
Granted (in shares)						382,275	466,150
Grant date fair value (in dollars per share)				$ 19.03	$ 18.06	$ 19.03	$ 18.06	$ 18.62	$ 16.00
Performance-based Restricted Stock
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock based compensation expense				$ 0	$ 900,000	$ 0	$ 1,300,000
Granted (in shares)	219,024		109,512	0	0	0	0
Grant date fair value (in dollars per share)			$ 17.36
Shares granted percentage	200.00%
Share-based payment arrangement, nonvested award, option, cost not yet recognized, amount				$ 4,300,000		$ 4,300,000
Performance-based Restricted Stock \| Minimum
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Total shareholder return attainment (in percent)			0.00%
Performance-based Restricted Stock \| Maximum
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Total shareholder return attainment (in percent)			200.00%
Market-based Restricted Stock
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unrecognized compensation costs for service vesting-based stock options				7,000,000.0		7,000,000.0
Stock based compensation expense		$ 500,000	$ 300,000	$ 1,500,000	$ 2,200,000	$ 3,600,000	$ 3,200,000
Period for recognition (in years)						1 year 2 months 12 days
Granted (in shares)						355,420	451,801
Grant date fair value (in dollars per share)				$ 33.01	$ 33.02	$ 33.01	$ 33.02	$ 33.02	$ 25.69
Measurement date with a maturity period (in years)						2 years
Dividend yield (in percent)	0.00%	0.00%	0.00%			0.00%
Aggregate fair value of the market-based awards that vested				$ 0	$ 0	$ 10,000,000.0	$ 11,500,000
Market-based Restricted Stock \| Minimum
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Total shareholder return attainment (in percent)	0.00%	0.00%	0.00%
Market-based Restricted Stock \| Maximum
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Total shareholder return attainment (in percent)	200.00%	200.00%	200.00%