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Employee Benefit Plans (Tables) | 9 Months Ended
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Sep. 30, 2019
Share-based Payment Arrangement, Noncash Expense [Abstract] |
Summary Of Stock Option Activity | A summary of the Company’s stock option activity and related information is presented below:
| Nine months ended September 30,
| 2019 | 2018
Options | Weighted-Average Exercise Price | Options | Weighted-Average Exercise Price
Outstanding at January 1 | 57,972 |  | $ | 51.15 |  | 87,605 |  | $ | 47.15 |
Exercised | (11,721 | ) | 44.87 |  | (29,133 | ) | 39.47 |
Outstanding at September 30 | 46,251 |  | $ | 52.74 |  | 58,472 |  | $ | 50.97 |
Exerciseable at September 30 | 8,063 |  | $ | 44.48 |  | 3,197 |  | $ | 42.82 |
Information regarding stock option exercises and stock-based compensation expense associated with stock options is provided in the following table (in thousands):
| Nine months ended September 30,
| 2019 | 2018
Proceeds from stock option exercises | $ | 526 |  | $ | 1,149 |
Intrinsic value of stock options exercised | 368 |  | 944 |
Stock-based compensation expense associated with stock options | $ | 92 |  | $ | 137 |
At period-end: | September 30, 2019 |
Unrecognized stock-based compensation expense associated with stock options | $ | 112 |  |
Weighted average period (in years) in which the above amount is expected to be |  |
recognized | 1.6 |  |
Restricted Shares Activity And Related Information | A summary of the Company’s restricted shares activity and related information is presented below:
| Nine months ended September 30,
| 2019 | 2018
Restricted Awards | Average Market Price at Grant | Restricted Awards | Average Market Price at Grant
Outstanding at January 1 | 152,692 |  | $ | 51.85 |  | 170,033 |  | $ | 44.34 |
Granted | 31,006 |  | 79.86 |  | 28,363 |  | 69.94 |
Vested | (45,007 | ) | 39.81 |  | (48,104 | ) | 37.31 |
Outstanding at September 30 | 138,691 |  | $ | 61.98 |  | 150,292 |  | $ | 51.42 |
Information regarding stock-based compensation associated with restricted shares is provided in the following table (in thousands):
| Nine months ended September 30,
| 2019 | 2018
Stock-based compensation expense associated with restricted shares | $ | 1,434 |  | $ | 1,201 |
At period-end: | September 30, 2019 |
Unrecognized stock-based compensation expense associated with restricted shares | $ | 4,845 |  |
Weighted average period (in years) in which the above amount is expected to be |  |
recognized | 3.3 |  |
Pension and Other Postretirement Benefits | The following table presents the components of the Company's net periodic benefit cost, which is included in the line item "Other Expenses" in the consolidated statements of income, (in thousands):
| Three months ended September 30, | Nine months ended September 30,
2019 | 2018 | 2019 | 2018
Components of net periodic cost: |  |  |  |
Interest cost | $ | 242 |  | $ | 147 |  | $ | 522 |  | $ | 442 |
Expected return on plan assets | (370 | ) | (270 | ) | (798 | ) | (810 | )
Net amortization and deferral | 396 |  | 218 |  | 855 |  | 655 |
Settlement | $ | — |  | $ | — |  | $ | — |  | $ | 151 |
Net Periodic Pension Cost | $ | 268 |  | $ | 95 |  | $ | 579 |  | $ | 438 |

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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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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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