Debt - Carrying Value of Borrowings (Details) - USD ($) $ in Millions	Jan. 31, 2026	Jan. 31, 2025
Debt Instrument [Line Items]
Outstanding Principal as of January 31, 2026	$ 14,500
Total carrying value of debt	14,439	$ 8,433
Less current portion of debt	(4,000)	0
Total noncurrent debt	$ 10,439	8,433
Line of Credit \| Informatica 364-Day Credit Agreement
Debt Instrument [Line Items]
Contractual Interest Rate	4.42%
Outstanding Principal as of January 31, 2026	$ 4,000
Total carrying value of debt	$ 4,000	0
Line of Credit \| Informatica Three-year Credit Agreement
Debt Instrument [Line Items]
Contractual Interest Rate	4.42%
Outstanding Principal as of January 31, 2026	$ 2,000
Total carrying value of debt	$ 2,000	0
Senior Notes \| 2028 Senior Notes
Debt Instrument [Line Items]
Contractual Interest Rate	3.70%
Outstanding Principal as of January 31, 2026	$ 1,500
Total carrying value of debt	$ 1,497	1,496
Senior Notes \| 2028 Senior Sustainability Notes
Debt Instrument [Line Items]
Contractual Interest Rate	1.50%
Outstanding Principal as of January 31, 2026	$ 1,000
Total carrying value of debt	$ 996	995
Senior Notes \| 2031 Senior Notes
Debt Instrument [Line Items]
Contractual Interest Rate	1.95%
Outstanding Principal as of January 31, 2026	$ 1,500
Total carrying value of debt	$ 1,493	1,491
Senior Notes \| 2041 Senior Notes
Debt Instrument [Line Items]
Contractual Interest Rate	2.70%
Outstanding Principal as of January 31, 2026	$ 1,250
Total carrying value of debt	$ 1,237	1,236
Senior Notes \| 2051 Senior Notes
Debt Instrument [Line Items]
Contractual Interest Rate	2.90%
Outstanding Principal as of January 31, 2026	$ 2,000
Total carrying value of debt	$ 1,980	1,979
Senior Notes \| 2061 Senior Notes
Debt Instrument [Line Items]
Contractual Interest Rate	3.05%
Outstanding Principal as of January 31, 2026	$ 1,250
Total carrying value of debt	$ 1,236	$ 1,236

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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