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Retirement Plans (Tables) | 6 Months Ended
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Jun. 30, 2019
Compensation And Retirement Disclosure [Abstract] |
Schedule Of Net Periodic Benefit Cost For Pension Benefits Plan |
|  | Pension Benefits |
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Service cost |  | $ | 2 |  |  | $ | 3 |  |  | $ | 3 |  |  | $ | 5 |
Interest cost |  |  | 8 |  |  |  | 10 |  |  |  | 17 |  |  |  | 20 |
Expected return on plan assets |  |  | (9 | ) |  |  | (14 | ) |  |  | (19 | ) |  |  | (27 | )
Amortization of prior service cost (1) |  |  | — |  |  |  | 1 |  |  |  | 1 |  |  |  | 1 |
Net actuarial loss (1) |  |  | 3 |  |  |  | 3 |  |  |  | 6 |  |  |  | 7 |
Net periodic benefit cost (2) |  | $ | 4 |  |  | $ | 3 |  |  | $ | 8 |  |  | $ | 6 |
(1) | These net periodic benefit costs were reclassified out of other comprehensive earnings.
(2) | The service cost component of net periodic benefit cost is included in G&A expense and the remaining components of net periodic benefit costs are included in other expenses in the accompanying consolidated comprehensive statements of earnings.

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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=108410482&loc=d3e1928-114920 + Details
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