Risk Management Activities (Tables)

3 Months Ended

Aug. 27, 2017

Risk Management Activities [Abstract]

Schedule of unallocated corporate items [Table Text Block]

	Quarter Ended
In Millions		Aug. 27, 2017		Aug. 28, 2016
Net loss on mark-to-market valuation of certain commodity positions	$	(7.8)	$	(18.9)
Net loss on commodity positions reclassified from unallocated corporate items to segment operating profit		3.6		9.3
Net mark-to-market revaluation of certain grain inventories		6.0		(7.0)
Net mark-to-market valuation of certain commodity positions recognized in unallocated corporate items	$	1.8	$	(16.6)