Revenues from Contracts - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Disaggregation of Revenue [Line Items]
Total Revenue	$ 2,017.5	$ 1,764.6	$ 5,843.9	$ 5,162.1
Application Software
Disaggregation of Revenue [Line Items]
Total Revenue	1,161.0	984.4	3,324.1	2,811.4
Network Software
Disaggregation of Revenue [Line Items]
Total Revenue	413.4	367.1	1,174.7	1,102.1
Technology Enabled Products
Disaggregation of Revenue [Line Items]
Total Revenue	443.1	413.1	1,345.1	1,248.6
Total Software Revenue
Disaggregation of Revenue [Line Items]
Total Revenue	1,587.0	1,358.2	4,532.0	3,932.0
Total Software Revenue | Application Software
Disaggregation of Revenue [Line Items]
Total Revenue	1,161.0	984.4	3,324.1	2,811.4
Total Software Revenue | Network Software
Disaggregation of Revenue [Line Items]
Total Revenue	413.4	367.1	1,174.7	1,102.1
Total Software Revenue | Technology Enabled Products
Disaggregation of Revenue [Line Items]
Total Revenue	12.6	6.7	33.2	18.5
Recurring
Disaggregation of Revenue [Line Items]
Total Revenue	1,158.9	1,005.9	3,309.8	2,942.4
Recurring | Application Software
Disaggregation of Revenue [Line Items]
Total Revenue	851.5	732.7	2,426.9	2,126.5
Recurring | Network Software
Disaggregation of Revenue [Line Items]
Total Revenue	294.8	266.5	849.7	797.4
Recurring | Technology Enabled Products
Disaggregation of Revenue [Line Items]
Total Revenue	12.6	6.7	33.2	18.5
Reoccurring
Disaggregation of Revenue [Line Items]
Total Revenue	226.2	166.5	615.2	435.8
Reoccurring | Application Software
Disaggregation of Revenue [Line Items]
Total Revenue	143.8	100.3	394.5	234.4
Reoccurring | Network Software
Disaggregation of Revenue [Line Items]
Total Revenue	82.4	66.2	220.7	201.4
Reoccurring | Technology Enabled Products
Disaggregation of Revenue [Line Items]
Total Revenue	0.0	0.0	0.0	0.0
Non-recurring
Disaggregation of Revenue [Line Items]
Total Revenue	201.9	185.8	607.0	553.8
Non-recurring | Application Software
Disaggregation of Revenue [Line Items]
Total Revenue	165.7	151.4	502.7	450.5
Non-recurring | Network Software
Disaggregation of Revenue [Line Items]
Total Revenue	36.2	34.4	104.3	103.3
Non-recurring | Technology Enabled Products
Disaggregation of Revenue [Line Items]
Total Revenue	0.0	0.0	0.0	0.0
Product Revenue
Disaggregation of Revenue [Line Items]
Total Revenue	430.5	406.4	1,311.9	1,230.1
Product Revenue | Application Software
Disaggregation of Revenue [Line Items]
Total Revenue	0.0	0.0	0.0	0.0
Product Revenue | Network Software
Disaggregation of Revenue [Line Items]
Total Revenue	0.0	0.0	0.0	0.0
Product Revenue | Technology Enabled Products
Disaggregation of Revenue [Line Items]
Total Revenue	$ 430.5	$ 406.4	$ 1,311.9	$ 1,230.1