Retirement Plans and Profit Sharing Arrangements - Pension Plan Assets Measured at Fair Value on a Recurring Basis (Details) - Pension Plans - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	$ 1,142	$ 1,583	$ 905
Level 1
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	156	205
Level 2
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	6	21
Level 3
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	19	41
U.S. small cap stocks | Total, Level 1, 2 and 3
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	82	102
U.S. small cap stocks | Level 1
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	76	102
U.S. small cap stocks | Level 2
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	6	0
U.S. small cap stocks | Level 3
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	0	0
Registered investment companies | Total, Level 1, 2 and 3
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	80
Registered investment companies | Level 1
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	80
Registered investment companies | Level 2
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	0
Registered investment companies | Level 3
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	0
Non-U.S. large cap stocks | Total, Level 1, 2 and 3
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets		41
Non-U.S. large cap stocks | Level 1
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets		41
Non-U.S. large cap stocks | Level 2
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets		0
Non-U.S. large cap stocks | Level 3
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets		0
U.S. investment grade bonds | Total, Level 1, 2 and 3
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets		66
U.S. investment grade bonds | Level 1
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets		45
U.S. investment grade bonds | Level 2
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets		21
U.S. investment grade bonds | Level 3
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets		0
Non-U.S. investment grade bonds | Total, Level 1, 2 and 3
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets		17
Non-U.S. investment grade bonds | Level 1
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets		17
Non-U.S. investment grade bonds | Level 2
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets		0
Non-U.S. investment grade bonds | Level 3
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets		0
Insurance contracts | Total, Level 1, 2 and 3
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	19	41
Insurance contracts | Level 1
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	0	0
Insurance contracts | Level 2
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	0	0
Insurance contracts | Level 3
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	19	41
Cash equivalents | NAV
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	6	20
Collective investment funds | NAV
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	758	984
Real estate investment trusts | NAV
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	29	24
Hedge funds | NAV
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	16	62
Pooled pension funds at NAV | NAV
Pension plan assets measured at fair value on a recurring basis:
Fair value of plan assets	$ 152	$ 226