Disaggregation of Revenue - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Disaggregation of Revenue
Total revenues	$ 595,879	$ 543,337	$ 1,757,161	$ 1,596,672
Corporate Unallocated
Disaggregation of Revenue
Total revenues	481	0	8,737	6,913
Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	436,106	383,748	1,263,134	1,119,585
Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	159,292	159,589	485,290	470,174
Total recurring revenues
Disaggregation of Revenue
Total revenues	512,406	462,757	1,517,394	1,342,209
Total recurring revenues \| Corporate Unallocated
Disaggregation of Revenue
Total revenues	0	0	0	0
Total recurring revenues \| Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	362,164	315,352	1,052,347	907,502
Total recurring revenues \| Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	150,242	147,405	465,047	434,707
Total non-recurring revenues
Disaggregation of Revenue
Total revenues	83,473	80,580	239,767	254,463
Total non-recurring revenues \| Corporate Unallocated
Disaggregation of Revenue
Total revenues	481	0	8,737	6,913
Total non-recurring revenues \| Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	73,942	68,396	210,787	212,083
Total non-recurring revenues \| Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	9,050	12,184	20,243	35,467
SaaS \| Total recurring revenues
Disaggregation of Revenue
Total revenues	199,786	166,624	569,437	471,386
SaaS \| Total recurring revenues \| Corporate Unallocated
Disaggregation of Revenue
Total revenues	0	0	0	0
SaaS \| Total recurring revenues \| Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	178,383	144,445	505,183	408,632
SaaS \| Total recurring revenues \| Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	21,403	22,179	64,254	62,754
Transaction-based fees \| Total recurring revenues
Disaggregation of Revenue
Total revenues	201,308	180,546	611,721	522,709
Transaction-based fees \| Total recurring revenues \| Corporate Unallocated
Disaggregation of Revenue
Total revenues	0	0	0	0
Transaction-based fees \| Total recurring revenues \| Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	78,331	61,561	227,956	169,146
Transaction-based fees \| Total recurring revenues \| Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	122,977	118,985	383,765	353,563
Maintenance
Disaggregation of Revenue
Total revenues	111,312	115,587	336,236	348,114
Maintenance \| Total recurring revenues
Disaggregation of Revenue
Total revenues	111,312	115,587	336,236	348,114
Maintenance \| Total recurring revenues \| Corporate Unallocated
Disaggregation of Revenue
Total revenues	0	0	0	0
Maintenance \| Total recurring revenues \| Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	105,450	109,346	319,208	329,724
Maintenance \| Total recurring revenues \| Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	5,862	6,241	17,028	18,390
Professional services
Disaggregation of Revenue
Total revenues	64,728	64,462	187,390	201,196
Professional services \| Total non-recurring revenues
Disaggregation of Revenue
Total revenues	64,728	64,462	187,390	201,196
Professional services \| Total non-recurring revenues \| Corporate Unallocated
Disaggregation of Revenue
Total revenues	0	0	0	0
Professional services \| Total non-recurring revenues \| Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	55,769	53,947	167,224	167,571
Professional services \| Total non-recurring revenues \| Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	8,959	10,515	20,166	33,625
Software licenses and royalties \| Total non-recurring revenues
Disaggregation of Revenue
Total revenues	5,100	6,188	15,757	20,251
Software licenses and royalties \| Total non-recurring revenues \| Corporate Unallocated
Disaggregation of Revenue
Total revenues	0	0	0	0
Software licenses and royalties \| Total non-recurring revenues \| Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	5,137	5,424	15,977	19,314
Software licenses and royalties \| Total non-recurring revenues \| Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	(37)	764	(220)	937
Hardware and other \| Total non-recurring revenues
Disaggregation of Revenue
Total revenues	13,645	9,930	36,620	33,016
Hardware and other \| Total non-recurring revenues \| Corporate Unallocated
Disaggregation of Revenue
Total revenues	481	0	8,737	6,913
Hardware and other \| Total non-recurring revenues \| Enterprise Software \| Operating Segments
Disaggregation of Revenue
Total revenues	13,036	9,025	27,586	25,198
Hardware and other \| Total non-recurring revenues \| Platform Technologies \| Operating Segments
Disaggregation of Revenue
Total revenues	$ 128	$ 905	$ 297	$ 905