Goodwill and Intangible Assets, net (Tables)

3 Months Ended

Sep. 30, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Changes In Goodwill

Changes in goodwill for the three months ended September 30, 2023 are as follows:

	Employer Services		PEO Services		Total
Balance at June 30, 2023	$	2,334.6	$	4.8	$	2,339.4
Additions and other adjustments	27.5		—		27.5
Currency translation adjustments	(14.4)		—		(14.4)
Balance at September 30, 2023	$	2,347.7	$	4.8	$	2,352.5

Components of Finite-Lived Intangible Assets

Components of intangible assets, net, are as follows:

	September 30,		June 30,
	2023		2023
Intangible assets:
Software and software licenses	$	3,608.6	$	3,548.9
Customer contracts and lists	1,148.2		1,140.6
Other intangibles	241.9		241.9
	4,998.7		4,931.4
Less accumulated amortization:
Software and software licenses	(2,496.2)		(2,442.6)
Customer contracts and lists	(931.9)		(907.5)
Other intangibles	(238.8)		(237.7)
	(3,666.9)		(3,587.8)
Intangible assets, net	$	1,331.8	$	1,343.6

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Estimated future amortization expenses of the Company's existing intangible assets are as follows:

	Amount
Nine months ending June 30, 2024	$	315.8
Twelve months ending June 30, 2025	$	282.9
Twelve months ending June 30, 2026	$	193.3
Twelve months ending June 30, 2027	$	152.7
Twelve months ending June 30, 2028	$	115.6
Twelve months ending June 30, 2029	$	88.0