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Retirement Benefit Plans | 6 Months Ended
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Jun. 30, 2020
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract] |
Retirement Benefit Plans | 12. Retirement Benefit Plans Our defined benefit pension plans and postretirement medical plan are described in Note 13 of our annual report on Form 10-K for the year ended December 31, 2019. We have contributed $0.1 million and $0.1 million during the second quarter of 2020 and $0.2 million and $0.3 million during the first six months of 2020 to our pension plans and postretirement medical plan, respectively. We contributed $0.1 million and $0.2 million during the second quarter of 2019 and $0.2 million and $0.4 million during the first six months of 2019 to our pension plans and postretirement medical plan, respectively. Net benefit costs for the three and six months ended June 30, 2020 and 2019 were not material.

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- Definition The entire disclosure for pension and other postretirement benefits. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -URI http://asc.fasb.org/topic&trid=2235017 + Details
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