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Pension and Postretirement Benefits (Notes) | 9 Months Ended
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Sep. 30, 2019
Retirement Benefits [Abstract] |
Pension and Postretirement Benefits | Pension and Postretirement Benefits EOG has defined contribution pension plans in place for most of its employees in the United States, and a defined benefit pension plan covering certain of its employees in Trinidad. For the nine months ended September 30, 2019 and 2018, EOG's total costs recognized for these pension plans were $34 million and $30 million, respectively. EOG also has postretirement medical and dental plans in place for eligible employees and their dependents in the United States and Trinidad, the costs of which are 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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