Earnings Per Share, Share Repurchases (Details 2) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions							3 Months Ended		12 Months Ended			13 Months Ended	22 Months Ended	25 Months Ended	27 Months Ended
	Sep. 30, 2025	Feb. 29, 2024	Jan. 31, 2024	Apr. 27, 2023	Apr. 06, 2023	Feb. 02, 2023	May 01, 2024	Apr. 25, 2023	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2025	Sep. 30, 2025	Feb. 29, 2024	Apr. 30, 2023	Dec. 11, 2024	Dec. 06, 2023	Jan. 24, 2022	Jan. 25, 2021
Stock Repurchase [Line Items]
Shares Repurchased									3,100	5,400	3,300
January 2021 Share Repurchase Program [Member]
Stock Repurchase [Line Items]
Amount Authorized																			$ 3,000
Shares Retired															7,000
Average Price Per Share															$ 431.05
2021 Repurchase Program - Completion Date					April 2023
Shares Repurchased									0	0	1,400
January 2022 Share Repurchase Program
Stock Repurchase [Line Items]
Amount Authorized																		$ 2,000
Shares Retired														4,400
Average Price Per Share														$ 455.01
2022 Repurchase Program - Completion Date		February 2024
Shares Repurchased									0	2,500	1,900
December 2023 Share Repurchase Program
Stock Repurchase [Line Items]
Amount Authorized																	$ 2,500
Shares Retired													5,200
Average Price Per Share													$ 482.41
2023 Repurchase Program - Completion Date	September 2025
Shares Repurchased									2,300	2,900	0
December 2024 Share Repurchase Program
Stock Repurchase [Line Items]
Amount Authorized																$ 3,000
Shares Retired												800
Average Price Per Share												$ 575.31
Shares Repurchased									800	0	0
Shares repurchased amount												$ 500
Share Repurchases - Notes to Table [Abstract]
Share Repurchase Program, Remaining Authorized, Amount									$ 2,500			$ 2,500
Q1'23 ASR [Member]
Accelerated Share Repurchases [Line Items]
Accelerated Share Repurchases, Cash or Stock Settlement						500 million
Accelerated Share Repurchases, Settlement (Payment) or Receipt						$ 500
Accelerated Share Repurchase Initial Receipt (Shares)						900
Common stock repurchased						$ 400
Accelerated Share Repurchases, Adjustment to Recorded Amount				$ 100
Accelerated Share Repurchase Final Receipt Shares				200
Accelerated Share Repurchases, Final Price Paid Per Share								$ 458.28
Q1'24 ASR [Member]
Accelerated Share Repurchases [Line Items]
Accelerated Share Repurchases, Cash or Stock Settlement			1.0 billion
Accelerated Share Repurchases, Settlement (Payment) or Receipt			$ 1,000
Accelerated Share Repurchase Initial Receipt (Shares)			1,800
Common stock repurchased			$ 800
Accelerated Share Repurchases, Adjustment to Recorded Amount			$ 200
Accelerated Share Repurchase Final Receipt Shares							400
Accelerated Share Repurchases, Final Price Paid Per Share							$ 455.73