Common stock transactions (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	1 Months Ended	3 Months Ended				9 Months Ended
	Dec. 31, 2025	Oct. 31, 2025	Aug. 01, 2025	May 02, 2025	Nov. 01, 2024	Oct. 31, 2025	Nov. 01, 2024
Common stock transactions
Cash dividend paid (in dollars per share)		$ 0.59	$ 0.59	$ 0.59	$ 0.59	$ 1.77	$ 1.77
Subsequent event | Q4 Dividends
Common stock transactions
Cash dividend declared (in dollars per share)	$ 0.59
Dividends payable date declared	2025-12
Dividends payable date to be paid	Jan. 20, 2026
Dividends payable date of record	Jan. 06, 2026
Common Stock | Pursuant to Authorized Repurchase Program
Common stock transactions
Common stock repurchase authorization				$ 1,380
Shares acquired under share repurchase program						0	0