Goodwill and Intangible Assets, net (Tables)

6 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Changes In Goodwill

Changes in goodwill for the six months ended December 31, 2021 are as follows:

	Employer Services		PEO Services		Total
Balance at June 30, 2021	$	2,333.6	$	4.8	$	2,338.4
Additions and other adjustments	11.5		—		11.5
Currency translation adjustments	(19.2)		—		(19.2)
Balance at December 31, 2021	$	2,325.9	$	4.8	$	2,330.7

Components Of Finite-Lived Intangible Assets

Components of intangible assets, net, are as follows:

	December 31,		June 30,
	2021		2021
Intangible assets:
Software and software licenses	$	3,075.1	$	2,950.8
Customer contracts and lists	1,090.4		1,062.2
Other intangibles	241.0		239.0
	4,406.5		4,252.0
Less accumulated amortization:
Software and software licenses	(2,185.9)		(2,090.4)
Customer contracts and lists	(766.9)		(723.4)
Other intangibles	(231.2)		(228.1)
	(3,184.0)		(3,041.9)
Intangible assets, net	$	1,222.5	$	1,210.1

Schedule Of Finite-Lived Intangible Assets, Future Amortization Expense

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

	Amount
Six months ending June 30, 2022	$	168.1
Twelve months ending June 30, 2023	$	284.0
Twelve months ending June 30, 2024	$	232.7
Twelve months ending June 30, 2025	$	164.4
Twelve months ending June 30, 2026	$	108.9
Twelve months ending June 30, 2027	$	83.2