Employee Share-Based Incentives - RSUs, PSUs and SARS Activities (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
RSUs/PSUs
RSUs/PSUs Number of Units:
Outstanding, January 1 (in shares)	47,726,000
Granted (in shares)	23,758,000
Exercised or vested (in shares)	(17,773,000)
Forfeited (in shares)	(1,468,000)
Outstanding, December 31 (in shares)	52,243,000	47,726,000
RSUs/PSUs Weighted-Average Grant Date Fair Value:
Outstanding, January 1 (in dollars per share)	$ 139.90
Granted (in dollars per share)	139.39
Exercised or vested (in dollars per share)	134.86
Forfeited (in dollars per share)	142.11
Outstanding, December 31 (in dollars per share)	$ 141.31	$ 139.90
Total fair value of RSUs that vested	$ 2,500,000	$ 3,200,000	$ 2,900,000
SARs
RSUs/PSUs Number of Units:
Outstanding, January 1 (in shares)	2,511,000
Granted (in shares)	0	0
Exercised or vested (in shares)	(261,000)
Forfeited (in shares)	0
Canceled (in shares)	0
Outstanding, December 31 (in shares)	2,250,000	2,511,000
Exercisable, December 31 (in shares)	0
RSUs/PSUs Weighted-Average Grant Date Fair Value:
Outstanding, January 1 (in dollars per share)	$ 141.19
Granted (in dollars per share)	0
Exercised or vested (in dollars per share)	46.58
Forfeited (in dollars per share)	0
Canceled (in dollars per share)	0
Outstanding, December 31 (in dollars per share)	152.19	$ 141.19
Exercisable, December 31 (in dollars per share)	$ 0
Weighted-average remaining contractual life, Outstanding	7 years 8 months 12 days
Aggregate intrinsic value, Outstanding	$ 40,444
Aggregate intrinsic value, Exercisable	0
Stock options
RSUs/PSUs Weighted-Average Grant Date Fair Value:
Total intrinsic value of options exercised	$ 24,000	$ 75,000	$ 232,000