Segment and Related Information - Schedule of Segment Revenues and Operations (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Segment Reporting Information
Total revenues	$ 540,976	$ 504,279	$ 1,053,335	$ 976,133
Segment operating income (loss)	78,035	61,874	145,013	106,854
Operating Segments \| Enterprise Software
Segment Reporting Information
Total revenues	379,318	342,475	748,519	670,820
Segment operating income (loss)	133,586	111,185	264,285	211,165
Operating Segments \| Platform Technologies
Segment Reporting Information
Total revenues	161,720	161,285	311,049	309,877
Segment operating income (loss)	34,909	38,797	63,164	68,335
Intercompany
Segment Reporting Information
Total revenues	(6,975)	(6,852)	(13,146)	(11,935)
Intercompany \| Enterprise Software
Segment Reporting Information
Total revenues	6,511	6,852	12,682	11,935
Intercompany \| Platform Technologies
Segment Reporting Information
Total revenues	464	0	464	0
Corporate
Segment Reporting Information
Total revenues	(62)	519	(6,233)	(4,564)
Segment operating income (loss)	(67,375)	(60,818)	(131,994)	(118,028)
Operating Segment and Corporate Non-segment
Segment Reporting Information
Segment operating income (loss)	101,120	89,164	195,455	161,472
SaaS
Segment Reporting Information
Total revenues	155,978	126,598	304,762	248,513
SaaS \| Operating Segments \| Enterprise Software
Segment Reporting Information
Total revenues	136,045	111,019	264,187	217,381
SaaS \| Operating Segments \| Platform Technologies
Segment Reporting Information
Total revenues	19,933	15,579	40,575	31,132
SaaS \| Corporate
Segment Reporting Information
Total revenues	0	0	0	0
Transaction-based fees
Segment Reporting Information
Total revenues	177,704	171,191	342,163	329,741
Transaction-based fees \| Operating Segments \| Enterprise Software
Segment Reporting Information
Total revenues	55,701	43,535	107,585	85,587
Transaction-based fees \| Operating Segments \| Platform Technologies
Segment Reporting Information
Total revenues	122,003	127,656	234,578	244,154
Transaction-based fees \| Corporate
Segment Reporting Information
Total revenues	0	0	0	0
Maintenance
Segment Reporting Information
Total revenues	115,309	116,539	232,527	231,670
Maintenance \| Operating Segments \| Enterprise Software
Segment Reporting Information
Total revenues	109,196	109,953	220,378	220,035
Maintenance \| Operating Segments \| Platform Technologies
Segment Reporting Information
Total revenues	6,113	6,586	12,149	11,635
Maintenance \| Corporate
Segment Reporting Information
Total revenues	0	0	0	0
Professional services
Segment Reporting Information
Total revenues	71,928	66,420	136,734	127,349
Professional services \| Operating Segments \| Enterprise Software
Segment Reporting Information
Total revenues	58,731	55,256	113,624	106,755
Professional services \| Operating Segments \| Platform Technologies
Segment Reporting Information
Total revenues	13,197	11,164	23,110	20,594
Professional services \| Corporate
Segment Reporting Information
Total revenues	0	0	0	0
Software licenses and royalties
Segment Reporting Information
Total revenues	5,329	9,779	14,063	19,909
Software licenses and royalties \| Operating Segments \| Enterprise Software
Segment Reporting Information
Total revenues	5,319	9,479	13,890	17,547
Software licenses and royalties \| Operating Segments \| Platform Technologies
Segment Reporting Information
Total revenues	10	300	173	2,362
Software licenses and royalties \| Corporate
Segment Reporting Information
Total revenues	0	0	0	0
Hardware and other
Segment Reporting Information
Total revenues	14,728	13,752	23,086	18,951
Hardware and other \| Operating Segments \| Enterprise Software
Segment Reporting Information
Total revenues	7,815	6,381	16,173	11,580
Hardware and other \| Operating Segments \| Platform Technologies
Segment Reporting Information
Total revenues	0	0	0	0
Hardware and other \| Corporate
Segment Reporting Information
Total revenues	$ 6,913	$ 7,371	$ 6,913	$ 7,371