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PENSION, DEFERRED COMPENSATION AND POST-RETIREMENT BENEFIT PLANS - Impact of One-Percentage-Point Change in Assumed Health Care Cost Trend Rates (Details) - Other than Pension Plans Post-retirement $ in Millions | 12 Months Ended
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Jun. 30, 2020 USD ($)
Effects of one-percentage-point change in assumed health care cost trend rates for fiscal 2018 |
Effect of one-percentage-point increase on total service and interest costs | $ 1
Effect of one-percentage-point decrease on total service and interest costs | (1)
Effect of one-percentage-point increase on post-retirement benefit obligations | 13
Effect of one-percentage-point decrease on post-retirement benefit obligations | $ (11)

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- Definition Amount of decrease in accumulated postretirement benefit obligation from one-percentage-point decrease in assumed health care cost trend rate. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (m) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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