Segment Reporting (Tables)

6 Months Ended

Jun. 30, 2025

Segment Reporting [Abstract]

Schedule of Company 's Revenues Expenses and Net (Loss) for Each Reportable Segment Consistant with Net Income (Loss) As Reported On Consolidated Statements of Comprehensive Income

The table below highlights the Company’s revenues, expenses and net income for our single reportable segment, which are consistent with amounts reported on the consolidated statements of comprehensive income for the three and six months ended June 30, 2025 and 2024.

	Three Months Ended June 30,						Six Months Ended June 30,
	2025			2024			2025			2024
Revenues
Recurring	$	449.1		$	399.6		$	942.5		$	859.6
Implementation and other		6.0			5.9			12.6			12.0
Interest on funds held for clients		28.5			32.0			59.0			65.8
Total revenues		483.6			437.5			1,014.1			937.4
Cost of revenues
Operating expenses		68.4			67.5			134.8			131.1
Depreciation and amortization		19.1			16.4			37.4			31.4
Total cost of revenues		87.5			83.9			172.2			162.5
Gross profit		396.1			353.6			841.9			774.9
Administrative expenses
Sales and marketing		116.0			106.9			226.9			222.4
Research and development		74.8			62.4			137.1			112.9
General and administrative		70.2			70.1			135.9			22.0
Depreciation and amortization		22.8			19.2			44.5			36.7
Total administrative expenses		283.8			258.5			544.4			393.9
Total operating expenses		371.3			342.4			716.6			556.4
Operating income		112.3			95.1			297.5			381.0
Interest expense		(0.8	)		(0.8	)		(1.6	)		(1.6	)
Other income (expense), net		5.7			4.8			11.6			9.8
Income before income taxes		117.2			99.1			307.5			389.2
Provision for income taxes		27.7			31.2			78.6			74.0
Net income	$	89.5		$	68.0		$	228.9		$	315.2