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v3.21.1

Other Noncurrent Liabilities (Tables) | 3 Months Ended
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Mar. 31, 2021
Payables and Accruals [Abstract] |
Schedule of Other Noncurrent Liabilities | Other noncurrent liabilities include the following:
| March 31, 2021 |  | March 31, 2020 |  | December 31, 2020
| (In thousands)
Benefit plan liabilities | $ | 221,345 |  |  | $ | 205,694 |  |  | $ | 225,957 |
Noncurrent income tax payable | 72,252 |  |  | 70,902 |  |  | 71,342 |
Deferred income tax liability | 60,929 |  |  | 54,896 |  |  | 60,892 |

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