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Intangible Assets Acquired Through Business Combinations and Goodwill
 3 Months Ended
Apr. 30, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible Assets Acquired Through Business Combinations and Goodwill Intangible Assets Acquired Through Business Combinations and Goodwill
Intangible Assets Acquired Through Business Combinations
Intangible assets acquired through business combinations were as follows (in millions):
Intangible Assets, GrossAccumulated AmortizationIntangible Assets, NetWeighted
Average
Remaining Useful Life (Years)
January 31, 2024Additions and retirements, netApril 30, 2024January 31, 2024Expense and retirements, netApril 30, 2024January 31, 2024April 30, 2024April 30, 2024
Acquired developed technology$4,624 $44 $4,668 $(3,208)$(238)$(3,446)$1,416 $1,222 2.0
Customer relationships6,674 8 6,682 (2,985)(211)(3,196)3,689 3,486 4.5
Other (1)303 0 303 (130)(12)(142)173 161 3.2
Total$11,601 $52 $11,653 $(6,323)$(461)$(6,784)$5,278 $4,869 3.9
(1) Included in Other are in-place leases, trade names, trademarks and territory rights.
Amortization of intangible assets resulting from business combinations for the three months ended April 30, 2024 and 2023 was $461 million, and $471 million, respectively.
The expected future amortization expense for intangible assets as of April 30, 2024 was as follows (in millions):
Fiscal Period:
Remaining nine months of fiscal 2025$1,153 
Fiscal 20261,372 
Fiscal 20271,005 
Fiscal 2028628 
Fiscal 2029496 
Thereafter215 
Total amortization expense$4,869 
Goodwill
Goodwill represents the excess of the purchase price in a business combination over the fair value of net assets acquired.
The changes in the carrying amounts of goodwill, which is generally not deductible for tax purposes, were as follows (in millions):
Balance as of January 31, 2024$48,620 
Acquisition of Spiff323 
Adjustments (1)(3)
Balance as of April 30, 2024$48,940 
(1) Adjustments include the effect of foreign currency translation