Defined Benefit Plan, Interest Cost, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate

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- Definition

Defined Benefit Plan, Service Cost, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate

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- Definition

Amount of (increase) decrease in accumulated benefit obligation of defined benefit plan from effects of settlement and curtailment.

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- Definition

Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan.

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- Definition

Amount of contribution received by defined benefit plan from employer which increases plan assets.

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Amount of (increase) decrease in benefit obligation of defined benefit plan from event reducing expected years of future service of present employees or eliminating accrual of benefits for some or all future services of present employees.

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Amount of contributions expected to be received by defined benefit plan from employer in fiscal year. Excludes contributions paid by employer in current fiscal year.

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Amount of gain (loss) recognized in net periodic benefit (cost) credit from event reducing expected years of future service of present employees or eliminating accrual of defined benefits for some or all future services of present employees.

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Amount of gain (loss) recognized in net periodic benefit (cost) credit from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk related to obligation and assets used to effect settlement.

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Amount of payment, which decreases plan assets of defined benefit plan, for irrevocable action relieving primary responsibility for benefit obligation and eliminating risk for obligation and assets used to effect settlement. Transaction constituting settlement includes, but is not limited to, making lump-sum cash payment to participant in exchange for their rights to receive specified benefits and purchasing nonparticipating annuity contract.

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PENSION AND POSTRETIREMENT BENEFITS - Narrative (Details) - USD ($) $ in Millions			1 Months Ended	3 Months Ended			9 Months Ended
	Jan. 31, 2020	May 27, 2019	Feb. 23, 2020	Feb. 23, 2020	Aug. 25, 2019	Feb. 24, 2019	Feb. 23, 2020	Feb. 24, 2019	Dec. 31, 2019	Nov. 24, 2019	May 26, 2019
Pension Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items]
Effective discount rate assumption	3.86%		2.96%	2.96%			2.96%		3.37%	3.89%
Pension curtailment loss within other comprehensive income (loss)	$ 0.2			$ 0.2		$ 0.0	$ 0.8	$ 0.0
Increase to underfunded status of the pension plans	$ 4.3
Lump-sum settlement payment				154.6
Settlement gain				2.1		0.0	2.1	0.0
Benefit to other comprehensive income (loss)				79.8
Weighted average discount rate for service costs		4.04%	3.74%
Weighted average discount rate for interest costs		3.51%	3.26%
Employer contributions to pension and other postretirement plans				3.6			11.0
Anticipated further contributions for the remainder of fiscal 2020			$ 3.2	3.2			3.2
Postretirement Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items]
Pension curtailment loss within other comprehensive income (loss)				0.0		$ 0.0	0.0	$ (0.6)
Employer contributions to pension and other postretirement plans				2.2			4.2
Anticipated further contributions for the remainder of fiscal 2020			$ 6.6	$ 6.6			$ 6.6
Spinoff \| Pension Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items]
Effective discount rate assumption					3.13%						3.90%
Pension curtailment loss within other comprehensive income (loss)					$ 0.6
Increase to underfunded status of the pension plans					$ 12.3