Goodwill and intangible assets - Schedule of Finite-Lived Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Finite-Lived Intangible Assets [Line Items]
Accumulated Amortization	$ (17,942)	$ (15,833)
Net Carrying Value	$ 7,450
Weighted Average Useful Life (in years)	2 years 7 months 6 days	3 years 3 months 18 days
Intangible assets, gross	$ 25,392	$ 25,392
Intangible assets, net	7,450	9,559
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	2,516	2,516
Accumulated Amortization	(2,516)	(2,508)
Net Carrying Value	$ 0	$ 8
Weighted Average Useful Life (in years)	0 years	7 months 6 days
Tradenames
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 4,114	$ 4,114
Accumulated Amortization	(2,106)	(1,799)
Net Carrying Value	$ 2,008	$ 2,315
Weighted Average Useful Life (in years)	5 years 1 month 6 days	5 years 10 months 24 days
Technology - acquired
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 18,672	$ 18,672
Accumulated Amortization	(13,230)	(11,436)
Net Carrying Value	$ 5,442	$ 7,236
Weighted Average Useful Life (in years)	2 years 4 months 24 days	3 years 1 month 6 days
Non-compete agreements
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 90	$ 90
Accumulated Amortization	(90)	(90)
Net Carrying Value	$ 0	$ 0
Weighted Average Useful Life (in years)	0 years	0 years