Disaggregation of Revenue - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Disaggregation of Revenue
Total revenues	$ 540,976	$ 504,279	$ 1,053,335	$ 976,133
Corporate
Disaggregation of Revenue
Total revenues	(62)	519	(6,233)	(4,564)
Intercompany
Disaggregation of Revenue
Total revenues	(6,975)	(6,852)	(13,146)	(11,935)
Corporate and Elimination
Disaggregation of Revenue
Total revenues	(62)	519	(6,233)	(4,564)
Enterprise Software \| Intercompany
Disaggregation of Revenue
Total revenues	6,511	6,852	12,682	11,935
Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	379,318	342,475	748,519	670,820
Platform Technologies \| Intercompany
Disaggregation of Revenue
Total revenues	464	0	464	0
Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	161,720	161,285	311,049	309,877
Recurring revenues
Disaggregation of Revenue
Total revenues	448,991	414,328	879,452	809,924
Recurring revenues \| Corporate
Disaggregation of Revenue
Total revenues	0	0	0	0
Recurring revenues \| Enterprise Software
Disaggregation of Revenue
Total revenues	300,942	264,507	592,150	523,003
Recurring revenues \| Platform Technologies
Disaggregation of Revenue
Total revenues	148,049	149,821	287,302	286,921
Non-recurring revenues
Disaggregation of Revenue
Total revenues	91,985	89,951	173,883	166,209
Non-recurring revenues \| Corporate
Disaggregation of Revenue
Total revenues	6,913	7,371	6,913	7,371
Non-recurring revenues \| Enterprise Software
Disaggregation of Revenue
Total revenues	71,865	71,116	143,687	135,882
Non-recurring revenues \| Platform Technologies
Disaggregation of Revenue
Total revenues	13,207	11,464	23,283	22,956
Products and services transferred at a point in time
Disaggregation of Revenue
Total revenues	19,279	22,545	35,737	37,025
Products and services transferred over time
Disaggregation of Revenue
Total revenues	521,697	481,734	1,017,598	939,108
SaaS
Disaggregation of Revenue
Total revenues	155,978	126,598	304,762	248,513
SaaS \| Corporate
Disaggregation of Revenue
Total revenues	0	0	0	0
SaaS \| Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	136,045	111,019	264,187	217,381
SaaS \| Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	19,933	15,579	40,575	31,132
SaaS \| Products and services transferred at a point in time
Disaggregation of Revenue
Total revenues	0	0	0	0
SaaS \| Products and services transferred over time
Disaggregation of Revenue
Total revenues	155,978	126,598	304,762	248,513
Transaction-based fees
Disaggregation of Revenue
Total revenues	177,704	171,191	342,163	329,741
Transaction-based fees \| Corporate
Disaggregation of Revenue
Total revenues	0	0	0	0
Transaction-based fees \| Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	55,701	43,535	107,585	85,587
Transaction-based fees \| Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	122,003	127,656	234,578	244,154
Transaction-based fees \| Products and services transferred at a point in time
Disaggregation of Revenue
Total revenues	0	0	0	0
Transaction-based fees \| Products and services transferred over time
Disaggregation of Revenue
Total revenues	177,704	171,191	342,163	329,741
Maintenance
Disaggregation of Revenue
Total revenues	115,309	116,539	232,527	231,670
Maintenance \| Corporate
Disaggregation of Revenue
Total revenues	0	0	0	0
Maintenance \| Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	109,196	109,953	220,378	220,035
Maintenance \| Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	6,113	6,586	12,149	11,635
Maintenance \| Products and services transferred at a point in time
Disaggregation of Revenue
Total revenues	0	0	0	0
Maintenance \| Products and services transferred over time
Disaggregation of Revenue
Total revenues	115,309	116,539	232,527	231,670
Professional services
Disaggregation of Revenue
Total revenues	71,928	66,420	136,734	127,349
Professional services \| Corporate
Disaggregation of Revenue
Total revenues	0	0	0	0
Professional services \| Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	58,731	55,256	113,624	106,755
Professional services \| Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	13,197	11,164	23,110	20,594
Professional services \| Products and services transferred at a point in time
Disaggregation of Revenue
Total revenues	0	0	0	0
Professional services \| Products and services transferred over time
Disaggregation of Revenue
Total revenues	71,928	66,420	136,734	127,349
Software licenses and royalties
Disaggregation of Revenue
Total revenues	5,329	9,779	14,063	19,909
Software licenses and royalties \| Corporate
Disaggregation of Revenue
Total revenues	0	0	0	0
Software licenses and royalties \| Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	5,319	9,479	13,890	17,547
Software licenses and royalties \| Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	10	300	173	2,362
Software licenses and royalties \| Products and services transferred at a point in time
Disaggregation of Revenue
Total revenues	4,551	8,793	12,651	18,074
Software licenses and royalties \| Products and services transferred over time
Disaggregation of Revenue
Total revenues	778	986	1,412	1,835
Hardware and other
Disaggregation of Revenue
Total revenues	14,728	13,752	23,086	18,951
Hardware and other \| Corporate
Disaggregation of Revenue
Total revenues	6,913	7,371	6,913	7,371
Hardware and other \| Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	7,815	6,381	16,173	11,580
Hardware and other \| Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	0	0	0	0
Hardware and other \| Products and services transferred at a point in time
Disaggregation of Revenue
Total revenues	14,728	13,752	23,086	18,951
Hardware and other \| Products and services transferred over time
Disaggregation of Revenue
Total revenues	$ 0	$ 0	$ 0	$ 0