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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) | 12 Months Ended
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Dec. 31, 2018
ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS). |
ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) | 13.ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) Changes in accumulated other comprehensive income (loss) by component, net of tax, are as follows:
|  |  |  |  |  |  | Non- |  |  |  |  | Accumulated |
|  |  |  |  | Post- |  | Qualified |  |  |  |  | Other |
|  | Pension |  | Retirement |  | Pension |  |  |  |  | Comprehensive |
(In millions) |  | Benefits |  | Benefits |  | Benefits |  | Other |  | Income (Loss) |
Balance at December 31, 2016 |  | $ | (41.4) |  | $ | 18.1 |  | $ | (0.4) |  | $ | 0.1 |  | $ | (23.6) |
Net gain in prior service costs |  |  | — |  |  | 0.7 |  |  | — |  |  | 0.1 |  |  | 0.8 |
Amortization of prior service cost |  |  | (1.4) |  |  | (2.5) |  |  | (0.1) |  |  | — |  |  | (4.0) |
Amortization of net loss (gain) |  |  | 2.2 |  |  | (0.7) |  |  | 0.2 |  |  | — |  |  | 1.7 |
Other adjustments |  |  | — |  |  | — |  |  | — |  |  | 0.2 |  |  | 0.2 |
Balance at December 31, 2017 |  |  | (40.6) |  |  | 15.6 |  |  | (0.3) |  |  | 0.4 |  |  | (24.9) |
Reclassification adjustment related to the Tax Act (1) |  |  | (9.2) |  |  | 3.4 |  |  | (0.2) |  |  | — |  |  | (6.0) |
Amortization of prior service cost |  |  | (1.7) |  |  | (2.9) |  |  | (0.1) |  |  | — |  |  | (4.7) |
Amortization of net loss (gain) |  |  | (4.3) |  |  | 5.6 |  |  | 0.5 |  |  | (0.7) |  |  | 1.1 |
Balance at December 31, 2018 |  | $ | (55.8) |  | $ | 21.7 |  | $ | (0.1) |  | $ | (0.3) |  | $ | (34.5) |
| (1) |  | Reclassification from accumulated other comprehensive income (loss) to retained earnings for the remeasurement tax effects resulting from applying the Tax Act in accordance with ASU 2018-02.
Other comprehensive income (loss) in the Consolidated Statements of Income and Comprehensive Income are shown net of tax benefit (expense) of $0.2 million, $(4.4) million and $(14.2) million for the years ended December 2018, 2017, and 2016, respectively.

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- References No definition available. + Details
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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -URI http://asc.fasb.org/topic&trid=2134417 + Details
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