BENEFIT PLANS - OTHER CHANGES IN PLAN ASSETS AND BENEFIT OBLIGATIONS RECOGNIZED IN AOCI (Details) - USD ($) $ in Millions |
12 Months Ended | ||
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Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
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Retirement Benefits [Abstract] | |||
Net actuarial loss (gain) | $ 52.6 | $ (5.8) | $ 13.3 |
Net prior service cost (credit) | 0.0 | (3.5) | 0.3 |
Amortization | (5.1) | (6.0) | (6.7) |
Total recognized in AOCI | 47.5 | (15.3) | 6.9 |
Total recognized in net periodic benefit cost and AOCI | $ 75.6 | $ 7.7 | $ 31.8 |
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- Definition Amount recognized in net periodic benefit cost (credit) and other comprehensive (income) loss. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Amount, before tax, after reclassification adjustment, of (increase) decrease in accumulated other comprehensive income from prior service cost (credit) of defined benefit plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount, before tax, of reclassification adjustment from accumulated other comprehensive (income) loss for prior service cost (credit) of defined benefit plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount, before tax, after reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount, before tax, of gain (loss) for (increase) decrease in value of benefit obligation for change in actuarial assumptions and increase (decrease) in value of plan assets from experience different from that assumed of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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