Summary of significant accounting policies - Summary of Allowance for Credit Losses (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance at Beginning of Period	$ 1,096	$ 1,270
Charged to Expenses	2,835	1,026
Charges Utilized/Written-off, Net of Recoveries	(1,758)	(1,312)
Balance at End of Period	$ 2,173	$ 984