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Accumulated Other Comprehensive Loss | 3 Months Ended
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Mar. 31, 2020
Equity [Abstract] |
Accumulated Other Comprehensive Loss | Accumulated Other Comprehensive Loss The following table presents the changes in the accumulated balances for each component of AOCI for the periods presented (in millions of dollars):
|  | Quarter Ended
|  | March 31,
|  | 2020 |  | 2019
Defined Benefit Pension Plan and Salaried VEBA: |  |  |  |
Beginning balance |  | $ | (33.2 | ) |  | $ | (35.6 | )
Amortization of net actuarial loss 1 |  | 0.1 |  |  | 0.1 |
Amortization of prior service cost 1 |  | 1.2 |  |  | 1.4 |
Less: income tax expense 2 |  | (0.3 | ) |  | (0.4 | )
Net amortization reclassified from AOCI to Net income |  | 1.0 |  |  | 1.1 |
Other comprehensive income, net of tax |  | 1.1 |  |  | 1.1 |
Ending balance |  | $ | (32.1 | ) |  | $ | (34.5 | )
Available for Sale Securities: |  |  |  |
Beginning balance |  | $ | 0.3 |  |  | $ | 0.3 |
Unrealized gain on available for sale securities |  | 1.3 |  |  | 1.0 |
Less: income tax expense |  | (0.3 | ) |  | (0.3 | )
Net unrealized gain on available for sale securities |  | 1.0 |  |  | 0.7 |
Reclassification of unrealized gain upon sale of available for sale securities 3 |  | (1.5 | ) |  | (1.2 | )
Less: income tax benefit 2 |  | 0.3 |  |  | 0.3 |
Net gain reclassified from AOCI to Net income |  | (1.2 | ) |  | (0.9 | )
Other comprehensive loss, net of tax |  | (0.2 | ) |  | (0.2 | )
Ending balance |  | $ | 0.1 |  |  | $ | 0.1 |
|  | Quarter Ended
|  | March 31,
|  | 2020 |  | 2019
Cash Flow Hedges: |  |  |  |
Beginning balance |  | $ | (5.6 | ) |  | $ | (13.4 | )
Unrealized (loss) gain on cash flow hedges |  | (27.9 | ) |  | 7.4 |
Less: income tax benefit (expense) |  | 6.8 |  |  | (1.8 | )
Net unrealized (loss) gain on cash flow hedges |  | (21.1 | ) |  | 5.6 |
Reclassification of unrealized loss upon settlement of cash flow hedges 4 |  | 7.0 |  |  | 4.2 |
Less: income tax expense 2 |  | (1.8 | ) |  | (1.0 | )
Net loss reclassified from AOCI to Net income |  | 5.2 |  |  | 3.2 |
Other comprehensive (loss) income, net of tax |  | (15.9 | ) |  | 8.8 |
Ending balance |  | $ | (21.5 | ) |  | $ | (4.6 | )
Fair Value Hedges: |  |  |  |
Beginning balance |  | $ | — |  |  | $ | — |
Unrealized loss on fair value hedges |  | (0.8 | ) |  | — |
Less: income tax benefit |  | 0.2 |  |  | — |
Net unrealized loss on fair value hedges |  | (0.6 | ) |  | — |
Excluded component amortized from OCI to Net income 5 |  | 0.2 |  |  | — |
Less: income tax expense 2 |  | (0.1 | ) |  | — |
Net loss reclassified from AOCI to Net income |  | 0.1 |  |  | — |
Other comprehensive loss, net of tax |  | (0.5 | ) |  | — |
Ending balance |  | $ | (0.5 | ) |  | $ | — |
Foreign Currency Translation: |  |  |  |
Beginning balance |  | $ | (0.1 | ) |  | $ | (0.1 | )
Other comprehensive income, net of tax |  | — |  |  | — |
Ending balance |  | $ | (0.1 | ) |  | $ | (0.1 | )
Total AOCI ending balance |  | $ | (54.1 | ) |  | $ | (39.1 | )
____________________
1 | Amounts amortized out of AOCI relating to Salaried VEBA adjustments were included within Other (expense) income, net, as a component of Net periodic postretirement benefit cost relating to Salaried VEBA.
2 | Income tax amounts reclassified out of AOCI were included as a component of Income tax provision.
3 | Amounts reclassified out of AOCI relating to sales of available for sale securities were included as a component of Other (expense) income, net. We use the specific identification method to determine the amount reclassified out of AOCI.
4 | Amounts reclassified out of AOCI relating to cash flow hedges were included as a component of COGS. As of March 31, 2020, we estimate a net mark-to-market loss before tax of $18.1 million in AOCI will be reclassified into Net income within the next 12 months.
5 Amounts reclassified out of AOCI relating to fair value hedges were included as a component of depreciation expense. As of March 31, 2020, we estimate a net mark-to-market loss before tax of $0.6 million in AOCI will be reclassified into Net income within the next 12 months.

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -URI http://asc.fasb.org/topic&trid=2134417 + Details
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- References No definition available. + Details
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