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Revenue Recognition
 9 Months Ended
Sep. 30, 2025
Revenue from Contract with Customer [Abstract]  
REVENUE RECOGNITION REVENUE RECOGNITION
Disaggregation of Revenue

The following table presents our revenue disaggregated by major product and service lines (in millions):
Three Months EndedNine Months Ended
September 30,
2025		September 30,
2024		September 30,
2025		September 30,
2024
Product$559.3 $473.9 $1,527.3 $1,334.7 
Service:
Security subscription672.0 595.8 1,939.5 1,691.4 
Technical support and other493.6 438.4 1,427.8 1,269.6 
Total service revenue1,165.6 1,034.2 3,367.3 2,961.0 
Total revenue$1,724.9 $1,508.1 $4,894.6 $4,295.7 

Deferred Revenue

During the three and nine months ended September 30, 2025, we recognized $759.2 million and $2.61 billion in revenue that was included in the deferred revenue balance as of December 31, 2024, respectively. During the three and nine months ended September 30, 2024, we recognized $660.3 million and $2.28 billion in revenue that was included in the deferred revenue balance as of December 31, 2023, respectively.

Transaction Price Allocated to the Remaining Performance Obligations

As of September 30, 2025, the aggregate amount of the transaction price allocated to remaining performance obligations was $6.72 billion, which was substantially comprised of deferred security subscription and technical support services revenue as well as unbilled contract revenue from non-cancellable contracts that will be recognized in future periods. We expect to recognize approximately $3.49 billion as revenue over the next 12 months, $2.62 billion in years two and three, and the remainder thereafter.

Deferred Contract Costs
    
Amortization of deferred contract costs, primarily consisting of sales commissions earned by our sales force, was $86.0 million and $73.6 million during the three months ended September 30, 2025 and 2024, respectively. Amortization of
deferred contract costs was $246.0 million and $218.3 million during the nine months ended September 30, 2025 and 2024, respectively.