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Goodwill and Intangible Assets, Net (Tables)
12 Months Ended
Sep. 30, 2023
Goodwill and Intangible Assets Disclosure [Abstract]  
Details of Total Goodwill

The following table presents details of the Company’s total goodwill:

 

As of September 30, 2021

 

$

2,622,644

 

Goodwill resulting from acquisitions(1)

 

 

48,395

 

Other

 

 

(8,214

)

As of September 30, 2022

 

$

2,662,825

 

Goodwill resulting from acquisitions(2)

 

 

86,216

 

As of September 30, 2023

 

$

2,749,041

 

Details Regarding Total Definite-Lived Purchased Intangible Assets

The following table presents details regarding the Company’s total definite-lived purchased intangible assets:

 

 

Gross

 

 

Accumulated
Amortization

 

 

Net

 

September 30, 2023

 

 

 

 

 

 

 

 

 

Core technology

 

$

939,732

 

 

$

(875,336

)

 

$

64,396

 

Customer relationships

 

 

732,580

 

 

 

(619,232

)

 

 

113,348

 

Other

 

 

48,404

 

 

 

(44,609

)

 

 

3,795

 

Total

 

$

1,720,716

 

 

$

(1,539,177

)

 

$

181,539

 

September 30, 2022

 

 

 

 

 

 

 

 

 

Core technology

 

$

898,448

 

 

$

(837,404

)

 

$

61,044

 

Customer relationships

 

 

703,824

 

 

 

(591,119

)

 

 

112,705

 

Other

 

 

47,540

 

 

 

(42,977

)

 

 

4,563

 

Total

 

$

1,649,812

 

 

$

(1,471,500

)

 

$

178,312

 

Estimated Future Amortization Expense

The estimated future amortization expense of definite-lived purchased intangible assets as of September 30, 2023 is as follows:

 

 

Amount

 

Fiscal year:

 

 

 

2024

 

$

52,679

 

2025

 

 

47,868

 

2026

 

 

34,959

 

2027

 

 

23,610

 

2028

 

 

16,748

 

Thereafter

 

 

5,675

 

Total

 

$

181,539