Leases - Contractual maturities (Details) - USD ($) $ in Millions		Dec. 31, 2024	Dec. 31, 2023
Contractual maturities of operating lease liabilities
2025		$ 31
2026		31
2027		28
2028		24
2029		19
2030 and thereafter		63
Total undiscounted lease liability		196
Less: present value adjustment		(33)
Operating lease liability	[1]	$ 163	$ 156

[1] The right-of-use assets are included in ‘other assets’ while the operating lease liability is included in ‘other liabilities.’