Employee Benefits - Weighted-Average Assumptions Used to Determine the Net Periodic Benefit Cost (Details) - Pension Plan	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
U.K.
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Discount rate	5.32%	4.55%	4.95%
Expected return on plan assets, net of administration expenses	5.24%	5.14%	5.34%
U.K. | Minimum
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Rate of compensation increase	3.44%	3.38%	3.59%
U.K. | Maximum
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Rate of compensation increase	3.94%	3.88%	4.09%
Other | Minimum
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Discount rate	3.20%	3.04%	3.35%
Expected return on plan assets, net of administration expenses	4.35%	4.40%	4.20%
Rate of compensation increase	1.00%	1.00%	1.00%
Other | Maximum
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Discount rate	4.27%	4.63%	5.15%
Expected return on plan assets, net of administration expenses	4.90%	5.50%	4.85%
Rate of compensation increase	3.00%	3.00%	3.00%
U.S. | Minimum
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Discount rate	4.93%	4.65%	4.80%
Expected return on plan assets, net of administration expenses	7.08%	7.79%
U.S. | Maximum
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Discount rate	5.24%	4.72%	4.91%
Expected return on plan assets, net of administration expenses			6.82%