Foreign Currency Translation Adjustment | Net Actuarial Loss Associated with Postretirement Plans and Workers’ Compensation Obligations | Prior Service Cost Associated with Postretirement Plans | Cash Flow Hedges | Available-For-Sale Securities | Total Accumulated Other Comprehensive (Loss) Income | ||||||||||||||||||
(Dollars in millions) | |||||||||||||||||||||||
December 31, 2010 | $ | 3.1 | $ | (353.0 | ) | $ | (12.8 | ) | $ | 294.8 | $ | — | $ | (67.9 | ) | ||||||||
Net change in fair value | — | — | — | 291.9 | (5.8 | ) | 286.1 | ||||||||||||||||
Reclassification from other comprehensive income to earnings | — | 38.2 | 2.3 | (251.0 | ) | (0.9 | ) | (211.4 | ) | ||||||||||||||
Current period change | — | (150.1 | ) | 0.9 | — | — | (149.2 | ) | |||||||||||||||
December 31, 2011 | 3.1 | (464.9 | ) | (9.6 | ) | 335.7 | (6.7 | ) | (142.4 | ) | |||||||||||||
Net change in fair value | — | — | — | 350.4 | (15.5 | ) | 334.9 | ||||||||||||||||
Reclassification from other comprehensive income to earnings | — | 53.2 | 2.2 | (298.6 | ) | 22.5 | (220.7 | ) | |||||||||||||||
Current period change | 19.1 | — | 20.1 | — | — | 39.2 | |||||||||||||||||
December 31, 2012 | 22.2 | (411.7 | ) | 12.7 | 387.5 | 0.3 | 11.0 | ||||||||||||||||
Net change in fair value | — | — | — | (333.6 | ) | (12.3 | ) | (345.9 | ) | ||||||||||||||
Reclassification from other comprehensive income to earnings | — | 95.0 | 0.7 | (209.6 | ) | 12.8 | (101.1 | ) | |||||||||||||||
Current period change | (92.7 | ) | 110.9 | (1.4 | ) | — | — | 16.8 | |||||||||||||||
December 31, 2013 | $ | (70.5 | ) | $ | (205.8 | ) | $ | 12.0 | $ | (155.7 | ) | $ | 0.8 | $ | (419.2 | ) |
Year Ended December 31, 2013 | ||||||
Details about accumulated other comprehensive (loss) income components | Amount reclassified from accumulated other comprehensive (loss) income (1) | Affected line item in the consolidated statement of operations | ||||
(Dollars in millions) | ||||||
Net actuarial loss associated with postretirement plans and workers' compensation obligations: | ||||||
Postretirement health care and life insurance benefits | $ | (24.1 | ) | Operating costs and expenses | ||
Postretirement health care and life insurance benefits | (61.3 | ) | Settlement charges related to the Patriot bankruptcy reorganization | |||
Defined benefit pension plans | (54.4 | ) | Operating costs and expenses | |||
Defined benefit pension plans | (11.3 | ) | Selling and administrative expenses | |||
Insignificant items | (1.1 | ) | ||||
(152.2 | ) | Total before income taxes | ||||
57.2 | Income tax benefit | |||||
$ | (95.0 | ) | Total after income taxes | |||
Prior service credit (cost) associated with postretirement plans: | ||||||
Postretirement health care and life insurance benefits | $ | 1.7 | Operating costs and expenses | |||
Postretirement health care and life insurance benefits | (1.9 | ) | Settlement charges related to the Patriot bankruptcy reorganization | |||
Defined benefit pension plans | (1.0 | ) | Operating costs and expenses | |||
(1.2 | ) | Total before income taxes | ||||
0.5 | Income tax benefit | |||||
$ | (0.7 | ) | Total after income taxes | |||
Cash flow hedges: | ||||||
Foreign currency forward contracts | $ | 162.4 | Operating costs and expenses | |||
Fuel and explosives commodity swaps | 11.4 | Operating costs and expenses | ||||
Coal trading commodity futures, swaps and options | 130.6 | Other revenues | ||||
Insignificant items | (0.5 | ) | ||||
303.9 | Total before income taxes | |||||
(94.3 | ) | Income tax provision | ||||
$ | 209.6 | Total after income taxes | ||||
Available-for-sale securities: | ||||||
Debt securities | $ | 0.2 | Interest income | |||
Equity securities | (21.5 | ) | Asset impairment and mine closure costs | |||
(21.3 | ) | Total before income taxes | ||||
8.5 | Income tax benefit | |||||
$ | (12.8 | ) | Total after income taxes |