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Retirement and Deferred Compensation Plans (Tables) | 12 Months Ended
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Dec. 31, 2017
Retirement and Deferred Compensation Plans [Abstract] |
Obligations, funded status and assumptions |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ | As of or For the Years Ended December 31, |  |
﻿ | 2017 |  | 2016 |  | 2017 |  | 2016 |  |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  | Other Postretirement |  |
﻿ | Pension Plans |  | Benefit Plans |  |
﻿Fair value of plan assets | $ | 1,566 |  | $ | 1,433 |  | $ | 60 |  | $ | 56 |  |
﻿Projected benefit obligation |  | 1,674 |  |  | 1,593 |  |  | 87 |  |  | 84 |  |
﻿Funded status | $ | (108 | ) | $ | (160 | ) | $ | (27 | ) | $ | (28 | ) |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Amounts Recognized on the |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Consolidated Balance Sheets |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Other assets | $ | 45 |  | $ | 26 |  | $ | - |  | $ | - |  |
﻿Other liabilities |  | (153 | ) |  | (186 | ) |  | (27 | ) |  | (28 | ) |
﻿Net amount recognized | $ | (108 | ) | $ | (160 | ) | $ | (27 | ) | $ | (28 | ) |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Weighted-Average Assumptions |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Benefit obligations: |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Weighted-average discount rate |  | 3.62% |  |  | 4.03% |  |  | 4.00% |  |  | 4.50% |  |
﻿Net periodic benefit cost: |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Weighted-average discount rate |  | 4.01% |  |  | 4.29% |  |  | 4.50% |  |  | 4.50% |  |
﻿Expected return on plan assets |  | 6.71% |  |  | 6.99% |  |  | 6.50% |  |  | 6.50% |  |
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﻿
Fair value measurements of pension plan assets on a recurring basis |
﻿ |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |
﻿ | As of December 31, |  |
﻿ | 2017 |  | 2016 |  |
﻿ |  |  |  |  |  |  |
﻿Fixed maturity securities: |  |  |  |  |  |  |
﻿Corporate bonds | $ | 292 |  | $ | 322 |  |
﻿U.S. government bonds |  | 291 |  |  | 235 |  |
﻿Foreign government bonds |  | 231 |  |  | 167 |  |
﻿State and municipal bonds |  | 32 |  |  | 31 |  |
﻿Common and preferred stock |  | 615 |  |  | 556 |  |
﻿Cash and invested cash |  | 103 |  |  | 120 |  |
﻿Other investments |  | 62 |  |  | 58 |  |
﻿Total | $ | 1,626 |  | $ | 1,489 |  |
﻿ |  |  |  |  |  |  |
﻿
Deferred compensation plans liabilities and investments |
﻿ |  |  |  |  |  |  |  |  |
﻿ | As of December 31, |  |  |  |
﻿ | 2017 |  | 2016 |  |  |  |
﻿Total liabilities (1) | $ | 588 |  | $ | 514 |  |  |  |
﻿Investments dedicated to fund liabilities (2) |  | 182 |  |  | 159 |  |  |  |
﻿ |  |  |  |  |  |  |  |  |
| (1) |  | Reported in other liabilities on our Consolidated Balance Sheets.
Reported in other assets on our Consolidated Balance Sheets

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- Definition Disclosure of the total liabilities that represent currently earned compensation under compensation arrangements that is not actually paid until a later date and investments held to fund the liabilities associated with non-qualified, unfunded, deferred compensation plans for various groups: employees; agents; non-employee directors; and certain agents. + References No definition available. + Details
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- Definition For pension plans and/or other employee benefit plans, disclosure of the reconciliation of beginning and ending balances of the fair value of plan assets, change in benefit obligation, amounts that are recognized in the balance sheet, net gain or loss and net prior service cost or credit recognized in other comprehensive income (loss), and assumptions used to determine the benefit obligation and net benefit cost, including assumed discount rates and rate of increase in compensation. + References No definition available. + Details
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- Definition Disclosure of the major categories of plan assets of pension plans and/or other employee benefit plans. This information may include, but is not limited to: the level within the fair value hierarchy in which the fair value measurements fall. + References No definition available. + Details
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- References No definition available. + Details
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