Long-term Employee Benefits - Schedule of Fair Value of Defined Benefit Pension Plan Assets (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 260.0	$ 380.9
Fair Value, Inputs, Level 1, 2 and 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	221.2	336.2
Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	88.0	174.8
Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	22.7	31.0
Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	110.5	130.4	$ 143.5
Fair Value Measured at Net Asset Value Per Share
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	38.8	44.7
Cash and cash equivalents | Fair Value, Inputs, Level 1, 2 and 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	7.0	11.1
Cash and cash equivalents | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	7.0	11.1
Cash and cash equivalents | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0.0	0.0
Cash and cash equivalents | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0.0	0.0
U.S. equity securities | Fair Value, Inputs, Level 1, 2 and 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	9.4	29.8
U.S. equity securities | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	9.2	29.6
U.S. equity securities | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0.0	0.0
U.S. equity securities | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0.2	0.2
Non-U.S. equity securities | Fair Value, Inputs, Level 1, 2 and 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	12.7	39.6
Non-U.S. equity securities | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	9.9	36.0
Non-U.S. equity securities | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0.2	0.4
Non-U.S. equity securities | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	2.6	3.2
Debt securities—government issued | Fair Value, Inputs, Level 1, 2 and 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	64.7	79.6
Debt securities—government issued | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	44.4	53.1
Debt securities—government issued | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	16.3	22.2
Debt securities—government issued | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	4.0	4.3
Debt securities—corporate issued | Fair Value, Inputs, Level 1, 2 and 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	25.2	55.3
Debt securities—corporate issued | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	17.4	44.9
Debt securities—corporate issued | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	5.9	8.2
Debt securities—corporate issued | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	1.9	2.2
Private market securities and other | Fair Value, Inputs, Level 1, 2 and 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	102.2	120.8
Private market securities and other | Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0.1	0.1
Private market securities and other | Level 2
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	0.3	0.2
Private market securities and other | Level 3
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 101.8	$ 120.5