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

6 Months Ended

Dec. 31, 2016

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

Segment Results:

	Revenues from Continuing Operations
	Three Months Ended						Six Months Ended
	December 31,						December 31,
	2016			2015			2016			2015
Employer Services	$	2,309.3		$	2,212.6		$	4,570.6		$	4,343.4
PEO Services	822.9			737.4			1,617.6			1,438.9
Other	(2.3		)	(2.9		)	(6.0		)	7.8
Reconciling item:
Client fund interest	(142.6		)	(140.1		)	(278.0		)	(269.1		)
	$	2,987.3		$	2,807.0		$	5,904.2		$	5,521.0

	Earnings from Continuing Operations before Income Taxes
	Three Months Ended						Six Months Ended
	December 31,						December 31,
	2016			2015			2016			2015
Employer Services	$	681.8		$	619.7		$	1,338.4		$	1,190.0
PEO Services	114.5			93.7			221.5			182.0
Other	132.5			(65.4		)	32.9			(90.0		)
Reconciling item:
Client fund interest	(142.6		)	(140.1		)	(278.0		)	(269.1		)
	$	786.2		$	507.9		$	1,314.8		$	1,012.9