Acquisitions and Divestitures - Acquired Identifiable Intangibles Assets (Details) $ in Millions	Feb. 28, 2022 USD ($)
Finite-Lived Intangible Assets [Line Items]
Fair Value	$ 20,002
Weighted Average Useful Lives	21 years
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Fair Value	$ 14,552
Weighted Average Useful Lives	25 years
Trade names and trademarks
Finite-Lived Intangible Assets [Line Items]
Fair Value	$ 1,542
Weighted Average Useful Lives	14 years
Developed technology
Finite-Lived Intangible Assets [Line Items]
Fair Value	$ 1,150
Weighted Average Useful Lives	10 years
Databases
Finite-Lived Intangible Assets [Line Items]
Fair Value	$ 2,758
Weighted Average Useful Lives	12 years