Interim Financial Data by Segment Interim Financial Data by Segment (Tables)

9 Months Ended

Mar. 31, 2017

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

Segment Results:

	Revenues from Continuing Operations
	Three Months Ended						Nine Months Ended
	March 31,						March 31,
	2017			2016			2017			2016
Employer Services	$	2,627.2		$	2,576.7		$	7,197.8		$	6,920.1
PEO Services	974.4			866.3			2,592.0			2,305.2
Other	(2.1		)	(2.8		)	(8.2		)	5.0
Reconciling item:
Client fund interest	(188.7		)	(191.6		)	(466.7		)	(460.8		)
	$	3,410.8		$	3,248.6		$	9,314.9		$	8,769.5

	Earnings from Continuing Operations before Income Taxes
	Three Months Ended						Nine Months Ended
	March 31,						March 31,
	2017			2016			2017			2016
Employer Services	$	963.7		$	956.2		$	2,302.1		$	2,146.2
PEO Services	120.0			97.9			341.5			279.9
Other	(67.1		)	(67.7		)	(34.2		)	(157.6		)
Reconciling item:
Client fund interest	(188.7		)	(191.6		)	(466.7		)	(460.8		)
	$	827.9		$	794.8		$	2,142.7		$	1,807.7