XML 42 R28.htm IDEA: XBRL DOCUMENT v3.8.0.1
Risk Management Activities (Tables)
6 Months Ended
Nov. 26, 2017
Risk Management Activities [Abstract]  
Schedule of unallocated corporate items [Table Text Block]
Quarter EndedSix-MonthPeriod Ended
In MillionsNov. 26, 2017Nov. 27, 2016Nov. 26, 2017Nov. 27, 2016
Net gain (loss) on mark-to-market valuation of certain commodity positions$(0.6)$3.0$(8.4)$(15.9)
Net loss on commodity positions reclassified from unallocated corporate items to segment operating profit2.514.46.123.7
Net mark-to-market revaluation of certain grain inventories2.611.78.64.7
Net mark-to-market valuation of certain commodity positions recognized in unallocated corporate items$4.5$29.1$6.3$12.5