Debt (Tables)

9 Months Ended

Feb. 28, 2016

Debt [Abstract]

Schedule of components of notes payable [Table Text Block]

In Millions		Feb. 28, 2016		May 31, 2015
U.S. commercial paper	$	334.5	$	432.0
Financial institutions		305.8		183.8
Total	$	640.3	$	615.8

Schedule of fee-paid committed and uncommitted credit lines [Table Text Block]

In Billions		Facility Amount		Borrowed Amount
Credit facility expiring:
April 2017	$	1.7	$	-
May 2019		1.0		-
June 2019		0.2		0.2
Total committed credit facilities		2.9		0.2
Uncommitted credit facilities		0.4		0.1
Total committed and uncommitted credit facilities	$	3.3	$	0.3