Fair Value Measurements - Distribution of Financial Instruments, Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Millions | Jun. 30, 2022 | Dec. 31, 2021 |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Deferred compensation assets | $ 74 | $ 89 |
Foreign exchange derivative liabilities | 3 | 15 |
Deferred compensation liabilities | 73 | 89 |
Fair Value, Inputs, Level 1 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Deferred compensation assets | 74 | 89 |
Foreign exchange derivative liabilities | 0 | 0 |
Deferred compensation liabilities | 73 | 89 |
Fair Value, Inputs, Level 2 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Deferred compensation assets | 0 | 0 |
Foreign exchange derivative liabilities | 3 | 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 | 100 | 98 |
Government and agency securities | Fair Value, Inputs, Level 1 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 34 | 35 |
Government and agency securities | Fair Value, Inputs, Level 2 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 66 | 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 | 189 | 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 | 189 | 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 | 321 | 627 |
Equity securities | Fair Value, Inputs, Level 1 | | |
Fair Value, Option, Quantitative Disclosures [Line Items] | | |
Investment securities available for sale | 321 | 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 | 167 | 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 | 167 | 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 | 73 | 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 | 73 | 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 |