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Other Comprehensive Earnings (Tables) | 6 Months Ended
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Jun. 30, 2021
Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Schedule of amounts reclassified from accumulated other comprehensive income (loss) to earnings | Amounts reclassified from accumulated other comprehensive loss to earnings during the three and six months ended June 30, 2021 and 2020 were as follows:
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
Pension plans: |  |  |  |  |  |  |
Amortization of actuarial losses | $ | 3,074 |  |  | $ | 2,150 |  |  | $ | 6,159 |  |  | $ | 4,307 |
Amortization of prior service costs | 277 |  |  | 365 |  |  | 548 |  |  | 730 |
Total before tax | 3,351 |  |  | 2,515 |  |  | 6,707 |  |  | 5,037 |
Tax benefit | (774) |  |  | (421) |  |  | (1,548) |  |  | (989) |
Net of tax | $ | 2,577 |  |  | $ | 2,094 |  |  | $ | 5,159 |  |  | $ | 4,048 |
Cash flow hedges: |  |  |  |  |  |  |
Net (gains) losses reclassified into earnings | $ | (1,877) |  |  | $ | (752) |  |  | $ | (3,710) |  |  | $ | 668 |
Tax provision (benefit) | 417 |  |  | 158 |  |  | 839 |  |  | (140) |
Net of tax | $ | (1,460) |  |  | $ | (594) |  |  | $ | (2,871) |  |  | $ | 528 |

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