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Description of the Business and Summary of Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Summary of Restructuring Costs
These severance and related charges are included within the Company's condensed consolidated statements of operations for the three and nine months ended September 30, 2023 as follows:

Three Months Ended
September 30,
Nine Months Ended
September 30,
Cost of revenue$0.2 $2.9 
Research and development0.6 27.6 
Sales and marketing0.3 6.6 
General and administrative0.3 1.8 
Total Charges$1.4 $38.9 
For the nine months ended September 30, 2023, changes in liabilities resulting from the severance charges and related accruals were as follows:
Severance and Related Costs
Balance as of December 31, 2022
$— 
Charges38.9 
Cash Payments(38.9)
Balance as of September 30, 2023
$— 
Schedule of Estimated Useful Lives of Property and Equipment
The following table presents the estimated useful lives of property and equipment:

Property and equipmentUseful life
Buildings
20 to 30 years
Datacenter and other computer equipment
3 to 5 years
Office equipment and other
3 to 7 years
Leasehold improvementsLesser of estimated useful life or remaining lease term
Property and equipment, net consisted of the following:

As of
September 30, 2023December 31, 2022
Datacenter and other computer equipment$741.4 $671.3 
Furniture and fixtures11.6 19.8 
Leasehold improvements98.8 118.0 
Construction in progress2.2 2.8 
Total property and equipment854.0 811.9 
Accumulated depreciation and amortization(555.1)(503.5)
Property and equipment, net$298.9 $308.4