Revenues from Contracts - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Disaggregation of Revenue [Line Items]
Total Revenue	$ 2,108.9	$ 1,943.6	$ 4,204.2	$ 3,826.4
Application Software
Disaggregation of Revenue [Line Items]
Total Revenue	1,180.8	1,094.9	2,372.3	2,163.1
Network Software
Disaggregation of Revenue [Line Items]
Total Revenue	430.9	385.4	858.5	761.3
Technology Enabled Products
Disaggregation of Revenue [Line Items]
Total Revenue	497.2	463.3	973.4	902.0
Total Software Revenue
Disaggregation of Revenue [Line Items]
Total Revenue	1,626.1	1,492.0	3,258.7	2,945.0
Total Software Revenue \| Application Software
Disaggregation of Revenue [Line Items]
Total Revenue	1,180.8	1,094.9	2,372.3	2,163.1
Total Software Revenue \| Network Software
Disaggregation of Revenue [Line Items]
Total Revenue	430.9	385.4	858.5	761.3
Total Software Revenue \| Technology Enabled Products
Disaggregation of Revenue [Line Items]
Total Revenue	14.4	11.7	27.9	20.6
Recurring
Disaggregation of Revenue [Line Items]
Total Revenue	1,216.4	1,097.3	2,420.9	2,150.9
Recurring \| Application Software
Disaggregation of Revenue [Line Items]
Total Revenue	887.8	806.0	1,768.0	1,575.4
Recurring \| Network Software
Disaggregation of Revenue [Line Items]
Total Revenue	314.2	279.6	625.0	554.9
Recurring \| Technology Enabled Products
Disaggregation of Revenue [Line Items]
Total Revenue	14.4	11.7	27.9	20.6
Reoccurring
Disaggregation of Revenue [Line Items]
Total Revenue	202.2	187.4	426.1	389.0
Reoccurring \| Application Software
Disaggregation of Revenue [Line Items]
Total Revenue	117.6	116.8	257.0	250.7
Reoccurring \| Network Software
Disaggregation of Revenue [Line Items]
Total Revenue	84.6	70.6	169.1	138.3
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	207.5	207.3	411.7	405.1
Non-recurring \| Application Software
Disaggregation of Revenue [Line Items]
Total Revenue	175.4	172.1	347.3	337.0
Non-recurring \| Network Software
Disaggregation of Revenue [Line Items]
Total Revenue	32.1	35.2	64.4	68.1
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	482.8	451.6	945.5	881.4
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	$ 482.8	$ 451.6	$ 945.5	$ 881.4