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Net Periodic Benefit Cost (Tables) | 6 Months Ended
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Jun. 30, 2021
Retirement Benefits [Abstract] |
Schedule of Net Benefit Costs [Table Text Block] | Net periodic pension cost for the Company’s defined benefit pension plans and U.S. post-retirement medical plan includes the following components for the three months ended June 30:
| U.S. Pension Benefits |  | Non-U.S. Pension Benefits |  | Other U.S. Post-retirement Benefits |  | Total
| 2021 |  | 2020 |  | 2021 |  | 2020 |  | 2021 |  | 2020 |  | 2021 |  | 2020
Service cost, net | $ | 374 |  |  | $ | 326 |  |  | $ | 4,907 |  |  | $ | 4,528 |  |  | $ | — |  |  | $ | — |  |  | $ | 5,281 |  |  | $ | 4,854 |
Interest cost on projected benefit obligations | 549 |  |  | 889 |  |  | 858 |  |  | 1,097 |  |  | 2 |  |  | 7 |  |  | 1,409 |  |  | 1,993 |
Expected return on plan assets | (1,494) |  |  | (1,524) |  |  | (8,904) |  |  | (8,017) |  |  | — |  |  | — |  |  | (10,398) |  |  | (9,541) |
Recognition of prior service cost | — |  |  | — |  |  | (465) |  |  | (1,735) |  |  | (19) |  |  | (19) |  |  | (484) |  |  | (1,754) |
Recognition of actuarial losses/(gains) | 729 |  |  | 645 |  |  | 6,246 |  |  | 5,712 |  |  | (9) |  |  | (7) |  |  | 6,966 |  |  | 6,350 |
Net periodic pension cost/(credit) | $ | 158 |  |  | $ | 336 |  |  | $ | 2,642 |  |  | $ | 1,585 |  |  | $ | (26) |  |  | $ | (19) |  |  | $ | 2,774 |  |  | $ | 1,902 |
Net periodic pension cost for the Company’s defined benefit pension plans and U.S. post-retirement medical plan includes the following components for the six months ended June 30:
| U.S. Pension Benefits |  | Non-U.S. Pension Benefits |  | Other U.S. Post-retirement Benefits |  | Total
| 2021 |  | 2020 |  | 2021 |  | 2020 |  | 2021 |  | 2020 |  | 2021 |  | 2020
Service cost, net | $ | 748 |  |  | $ | 652 |  |  | $ | 9,852 |  |  | $ | 9,045 |  |  | $ | — |  |  | $ | — |  |  | $ | 10,600 |  |  | $ | 9,697 |
Interest cost on projected benefit obligations | 1,098 |  |  | 1,778 |  |  | 1,708 |  |  | 2,332 |  |  | 4 |  |  | 14 |  |  | 2,810 |  |  | 4,124 |
Expected return on plan assets | (2,988) |  |  | (3,048) |  |  | (17,875) |  |  | (16,104) |  |  | — |  |  | — |  |  | (20,863) |  |  | (19,152) |
Recognition of prior service cost | — |  |  | — |  |  | (936) |  |  | (3,460) |  |  | (38) |  |  | (38) |  |  | (974) |  |  | (3,498) |
Recognition of actuarial losses/(gains) | 1,458 |  |  | 1,290 |  |  | 12,545 |  |  | 11,311 |  |  | (18) |  |  | (14) |  |  | 13,985 |  |  | 12,587 |
Net periodic pension cost/(credit) | $ | 316 |  |  | $ | 672 |  |  | $ | 5,294 |  |  | $ | 3,124 |  |  | $ | (52) |  |  | $ | (38) |  |  | $ | 5,558 |  |  | $ | 3,758 |

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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