Stock incentive plan - Additional information (Details) - $ / shares	3 Months Ended	12 Months Ended
Mar. 31, 2023	Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards granted (in shares)	94,007
Awards granted (in dollars per share)	$ 8.51
Omnibus Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards authorized (in shares)		6,500,000
Number of common stock available for future awards (in shares)		5,700,000
Restricted Stock Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)		3 years
Awards granted (in shares)		308,938
Awards granted (in dollars per share)		$ 5.72
Performance Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)		3 years
Awards granted (in shares)		26,574
Awards granted (in dollars per share)		$ 6.01
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Plan term (in years)		10 years
Number of anniversaries		2 years
Options granted (in shares)		392,108
Weighted-average grant date fair value of options (in dollars per share)		$ 0.82
Weighted average remaining contractual terms		9 years 3 months 18 days
Stock Options \| $5.02
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted (in shares)		72,108
Exercise price of options granted (in dollars per share)		$ 5.02
Stock Options \| $9.22
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted (in shares)		320,000
Exercise price of options granted (in dollars per share)		$ 9.22
Stock Options \| Vesting immediately
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options that vested (in percent)		33.00%
Stock Options \| Vesting on second anniversary
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options that vested (in percent)		33.00%
Stock Options \| Vesting on third anniversary
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options that vested (in percent)		33.00%
Minimum \| Performance Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of share ultimately issued (as a percent)		0.00%
Maximum \| Performance Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of share ultimately issued (as a percent)		200.00%

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