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Employee Incentive, Deferred Compensation, And Retirement Plans (Tables) | 12 Months Ended
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Dec. 31, 2016
Share Based Compensation Allocation And Classification In Financial Statements [Abstract] |
Stock Option Activity |
|  | Options |  | Weighted-average exercise price |  |  | Weighted-average remaining contractual term |  | Aggregate intrinsic value |
Outstanding December 31, 2015 |  | 86 |  | $ | 38.69 |  |  |  |  |  |  |
Granted |  | — |  | — |  |  |  |  |  |  |
Exercised |  | 31 |  | 17.37 |  |  |  |  |  |  |
Forfeited |  | — |  | — |  |  |  |  |  |  |
Expired |  | 41 |  | 54.54 |  |  |  |  |  |  |
Outstanding December 31, 2016 |  | 14 |  | $ | 39.15 |  |  | 1.22 |  | $ | 246 |
Unvested Stock Unit Activity |
|  | Stock Units |  |  | Weighted-average grant date fair value |
Unvested December 31, 2015 |  |  | 12,274 |  |  | $ | 41.78 |
Granted |  |  | 7,947 |  |  |  | 35.97 |
Vested |  |  | (3,368 | ) |  |  | 39.83 |
Cancelled |  |  | (577 | ) |  |  | 38.00 |
Unvested December 31, 2016 |  |  | 16,276 |  |  | $ | 39.40 |

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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average grant date fair value for unvested performance shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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