XML 63 R55.htm IDEA: XBRL DOCUMENT v3.25.3
Operating leases - Narrative (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Lessee, Lease, Description [Line Items]          
Total lease cost $ 11,473 $ 11,923 $ 32,522 $ 33,736  
Right-of-use assets obtained in exchange for lease obligations $ 4,100 13,300 $ 13,900 59,900  
Weighted average remaining lease term 5 years 11 months 19 days   5 years 11 months 19 days   6 years 6 months 21 days
Weighted average discount rate 3.95%   3.95%   4.01%
Operating lease liabilities, current $ 38,100   $ 38,100   $ 36,800
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Other Liabilities   Other Liabilities   Other Liabilities
Operating lease liabilities, non-current $ 125,110   $ 125,110   $ 140,085
Selling, general and administration costs          
Lessee, Lease, Description [Line Items]          
Total lease cost 9,800 10,600 27,900 28,600  
Direct costs          
Lessee, Lease, Description [Line Items]          
Total lease cost $ 1,700 $ 1,300 $ 4,600 $ 5,100