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Employee Benefit Plans | 9 Months Ended
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Sep. 30, 2021
Compensation And Retirement Disclosure [Abstract] |
Employee Benefit Plans | Note 9 - Employee benefit plans: The components of net periodic defined benefit pension cost are presented in the table below.
| Three months ended |  |  | Nine months ended |
| September 30, |  |  | September 30, |
| 2020 |  |  | 2021 |  |  | 2020 |  |  | 2021 |
| (In millions) |
Service cost | $ | 3.5 |  |  | $ | 3.7 |  |  | $ | 9.9 |  |  | $ | 11.1 |
Interest cost |  | 2.7 |  |  |  | 2.2 |  |  |  | 7.9 |  |  |  | 6.6 |
Expected return on plan assets |  | (2.4 | ) |  |  | (2.9 | ) |  |  | (7.0 | ) |  |  | (8.9 | )
Amortization of prior service cost |  | .1 |  |  |  | - |  |  |  | .2 |  |  |  | .1 |
Recognized actuarial losses |  | 4.6 |  |  |  | 5.0 |  |  |  | 13.3 |  |  |  | 15.2 |
Total | $ | 8.5 |  |  | $ | 8.0 |  |  | $ | 24.3 |  |  | $ | 24.1 |
We expect our 2021 contributions for our pension plans to be approximately $17 million.

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