Financial Assets & Liabilities - Fair Value Measurements (Details) - USD ($) $ in Millions	Jun. 30, 2024	Jan. 31, 2024	Dec. 31, 2023
Financial assets and financial liabilities measured at fair value on a recurring basis:
Debt securities - current	$ 1,481		$ 373
Foreign Exchange Call Option
Financial assets and financial liabilities measured at fair value on a recurring basis:
Derivatives not designated as hedging - Assets			62
Discontinued Operations, Disposed of by Sale | The Weather Company
Financial assets and financial liabilities measured at fair value on a recurring basis:
Financing receivable	100	$ 100
Fair Value, Recurring
Financial assets and financial liabilities measured at fair value on a recurring basis:
Cash equivalents	5,778		7,699
Total assets	7,799		8,446
Total liabilities	624		593
Fair Value, Recurring | Prepaid Expenses and Other Current Assets
Financial assets and financial liabilities measured at fair value on a recurring basis:
Derivative assets	424		304
Fair Value, Recurring | Other Noncurrent Assets
Financial assets and financial liabilities measured at fair value on a recurring basis:
Derivative assets	8		37
Fair Value, Recurring | Other Current Liabilities
Financial assets and financial liabilities measured at fair value on a recurring basis:
Derivative liabilities	173		294
Fair Value, Recurring | Other Noncurrent Liabilities
Financial assets and financial liabilities measured at fair value on a recurring basis:
Derivative liabilities	450		299
Fair Value, Recurring | Level 1
Financial assets and financial liabilities measured at fair value on a recurring basis:
Equity investments	0		25
Fair Value, Recurring | Level 1 | Money market funds
Financial assets and financial liabilities measured at fair value on a recurring basis:
Cash equivalents	471		494
Fair Value, Recurring | Level 2
Financial assets and financial liabilities measured at fair value on a recurring basis:
Debt securities - current	1,481		373
Fair Value, Recurring | Level 2 | Interest rate contracts
Financial assets and financial liabilities measured at fair value on a recurring basis:
Derivatives designated as hedging - Assets	0		2
Derivatives designated as hedging - Liabilities	419		299
Fair Value, Recurring | Level 2 | Foreign exchange contracts
Financial assets and financial liabilities measured at fair value on a recurring basis:
Derivatives designated as hedging - Assets	402		131
Derivatives designated as hedging - Liabilities	161		275
Derivatives not designated as hedging - Assets	8		115
Derivatives not designated as hedging - Liabilities	33		19
Fair Value, Recurring | Level 2 | Equity contracts
Financial assets and financial liabilities measured at fair value on a recurring basis:
Derivatives not designated as hedging - Assets	22		93
Derivatives not designated as hedging - Liabilities	10		0
Fair Value, Recurring | Level 2 | Time deposits and certificates of deposit
Financial assets and financial liabilities measured at fair value on a recurring basis:
Cash equivalents	5,307		7,206
Fair Value, Recurring | Level 2 And 3
Financial assets and financial liabilities measured at fair value on a recurring basis:
Debt securities - noncurrent	$ 108		$ 8