Commitments and contingencies (Details) $ in Thousands	3 Months Ended	12 Months Ended
	Jun. 30, 2023 USD ($)	Dec. 31, 2024 USD ($) lawsuit shares	Dec. 31, 2023 USD ($) shares	Dec. 31, 2022 USD ($)	Jun. 05, 2023 shares	May 03, 2021 shares
Other Commitments [Line Items]
Number of pending litigation claims | lawsuit		1
Sales and excise tax payable | $		$ 4,300	$ 4,400
Common stock, shares issued (in shares)		46,906,765	45,167,225
Common stock, shares outstanding (in shares)		46,906,765	45,167,225
Gain on settlement of Global Cooling escrow | $	$ 5,100	$ 0	$ 5,115	$ 0
GCI Escrow
Other Commitments [Line Items]
Common stock, shares issued (in shares)						6,646,870
GCI Escrow | Escrow Shares
Other Commitments [Line Items]
Shares deposited into escrow, percent						9.00%
Shares deposited into escrow, holding term						18 months
GCI Escrow | General Escrow Shares
Other Commitments [Line Items]
Shares deposited into escrow, percent						5.00%
GCI Escrow | General Escrow Shares | Settled Litigation
Other Commitments [Line Items]
Shares deposited into escrow, percent					65.00%
Common stock, shares outstanding (in shares)					216,024