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Components of Accumulated Other Comprehensive Loss | 9 Months Ended
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Sep. 30, 2019
Equity [Abstract] |
Components of Accumulated Other Comprehensive Loss | NOTE 16. COMPONENTS OF ACCUMULATED OTHER COMPREHENSIVE LOSS During 2019, changes in amounts included in our accumulated other comprehensive loss (AOCL) by component on our Condensed Consolidated Balance Sheets, net of tax, are:
|  |  |  |  |  | Pension Plans |  |  | OPEB |  |  |  |  |
(in thousands) |  | Gains and losses on cash flow hedges |  |  | Actuarial Loss |  |  | Prior Service Cost |  |  | Actuarial Loss |  |  | Prior Service Credit |  |  | Total |
Balance at December 31, 2018 |  | $ | 1,560 |  |  | $ | 128,849 |  |  | $ | 404 |  |  | $ | 7,269 |  |  | $ | (8,651 | ) |  | $ | 129,431 |
Amounts arising during the period |  |  | 26,576 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 26,576 |
Amounts reclassified from AOCL to earnings |  |  | (668 | ) |  |  | (7,490 | ) |  |  | (117 | ) |  |  | (563 | ) |  |  | 4,909 |  |  |  | (3,929 | )
Net change |  |  | 25,908 |  |  |  | (7,490 | ) |  |  | (117 | ) |  |  | (563 | ) |  |  | 4,909 |  |  |  | 22,647 |
Balance at September 30, 2019 |  | $ | 27,468 |  |  | $ | 121,359 |  |  | $ | 287 |  |  | $ | 6,706 |  |  | $ | (3,742 | ) |  | $ | 152,078 |
Amortization of actuarial loss and prior service (cost) credit are components of net periodic benefit cost (credit), see Note 15: Pension and Other Postretirement Employee Benefits and see Note 10: Derivative Instruments for additional information regarding amounts arising for cash flow hedges during the period.

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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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