Leases - Future minimum payments (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Operating lease liabilities
Operating leases - 2025	$ 28,708
Operating leases - 2026	20,567
Operating leases - 2027	15,184
Operating leases - 2028	12,657
Operating leases - 2029	10,652
Operating leases - later years	30,371
Operating leases - Total	118,139
Less: Imputed interest	(14,941)
Operating lease liabilities	103,198	$ 126,946
Finance lease liabilities
Finance leases - 2025	4,459
Finance leases - 2026	4,222
Finance leases - 2027	2,927
Finance leases - 2028	2,592
Finance leases - 2029	2,414
Finance leases - later years	9,527
Finance leases - Total	26,141
Less: imputed interest	(3,000)
Finance lease liabilities	$ 23,141	$ 25,778