Fair Value Measurements - Distribution of Financial Instruments, Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Millions | Mar. 31, 2022 | Dec. 31, 2021 |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Deferred compensation assets | $ 77 | $ 89 |
Foreign exchange derivative liabilities | 7 | 15 |
Deferred compensation liabilities | 84 | 89 |
Fair Value, Inputs, Level 1 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Deferred compensation assets | 77 | 89 |
Foreign exchange derivative liabilities | 0 | 0 |
Deferred compensation liabilities | 84 | 89 |
Fair Value, Inputs, Level 2 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Deferred compensation assets | 0 | 0 |
Foreign exchange derivative liabilities | 7 | 15 |
Deferred compensation liabilities | 0 | 0 |
Fair Value, Inputs, Level 3 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Deferred compensation assets | 0 | 0 |
Foreign exchange derivative liabilities | 0 | 0 |
Deferred compensation liabilities | 0 | 0 |
Municipal securities | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 1 | 2 |
Municipal securities | Fair Value, Inputs, Level 1 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 0 | 0 |
Municipal securities | Fair Value, Inputs, Level 2 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 1 | 2 |
Municipal securities | Fair Value, Inputs, Level 3 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 0 | 0 |
Government and agency securities | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 85 | 98 |
Government and agency securities | Fair Value, Inputs, Level 1 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 33 | 35 |
Government and agency securities | Fair Value, Inputs, Level 2 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 52 | 63 |
Government and agency securities | Fair Value, Inputs, Level 3 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 0 | 0 |
Corporate securities | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 203 | 214 |
Corporate securities | Fair Value, Inputs, Level 1 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 0 | 0 |
Corporate securities | Fair Value, Inputs, Level 2 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 203 | 214 |
Corporate securities | Fair Value, Inputs, Level 3 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 0 | 0 |
Equity securities | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 460 | 627 |
Equity securities | Fair Value, Inputs, Level 1 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 460 | 627 |
Equity securities | Fair Value, Inputs, Level 2 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 0 | 0 |
Equity securities | Fair Value, Inputs, Level 3 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 0 | 0 |
Foreign exchange contracts | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Derivative instrument | 43 | 8 |
Foreign exchange contracts | Fair Value, Inputs, Level 1 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Derivative instrument | 0 | 0 |
Foreign exchange contracts | Fair Value, Inputs, Level 2 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Derivative instrument | 43 | 8 |
Foreign exchange contracts | Fair Value, Inputs, Level 3 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Derivative instrument | 0 | 0 |
Interest rate contracts | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Derivative instrument | 0 | 6 |
Foreign exchange derivative liabilities | 53 | 8 |
Interest rate contracts | Fair Value, Inputs, Level 1 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Derivative instrument | 0 | 0 |
Foreign exchange derivative liabilities | 0 | 0 |
Interest rate contracts | Fair Value, Inputs, Level 2 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Derivative instrument | 0 | 6 |
Foreign exchange derivative liabilities | 53 | 8 |
Interest rate contracts | Fair Value, Inputs, Level 3 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Derivative instrument | 0 | 0 |
Foreign exchange derivative liabilities | $ 0 | $ 0 |