Employee Benefit Plans (Narrative) (Details) - USD ($)
|
12 Months Ended |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
| Defined Benefit Plan Disclosure [Line Items] |
|
|
|
| Employee Stock Ownership Plan (ESOP), cash contributions to ESOP |
$ 129,000
|
$ 141,000
|
$ 262,000
|
| Employee Stock Ownership Plan (ESOP), number of allocated shares |
214,819
|
205,612
|
|
| Employee Stock Ownership Plan (ESOP), number of unallocated shares |
19,044
|
29,362
|
|
| Employee Stock Ownership Plan (ESOP), allocated shares market value |
$ 4,900,000
|
$ 4,700,000
|
|
| Employee Stock Ownership Plan [Member] |
|
|
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| Defined Benefit Plan Disclosure [Line Items] |
|
|
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| Employee benefit plan requisite service period |
1 year
|
|
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| Employee benefit plan vesting period |
3 years
|
|
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| Employee Stock Ownership Plan (ESOP) promissory note amortization period |
7 years
|
|
|
| Promissory notes |
$ 316,000
|
$ 489,000
|
|
| Share Price |
$ 20.96
|
$ 20.07
|
|
| Employee Stock Ownership Plan [Member] | Prime Rate [Member] |
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|
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| Defined Benefit Plan Disclosure [Line Items] |
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|
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| Employee Stock Ownership Plan (ESOP) basis spread on variable rate |
1.00%
|
|
|
| 401 (K) Plan [Member] |
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|
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| Defined Benefit Plan Disclosure [Line Items] |
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|
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| Employee benefit plan requisite service period |
6 months
|
6 months
|
6 months
|
| Employee benefit plan vesting period |
3 years
|
3 years
|
3 years
|
| Percentage of employees contribution the employer will match |
50.00%
|
50.00%
|
50.00%
|
| Retirement plan expense |
$ 332,000
|
$ 324,000
|
$ 336,000
|
| Individual Supplemental Retirement Plans [Member] |
|
|
|
| Defined Benefit Plan Disclosure [Line Items] |
|
|
|
| Retirement plan expense |
$ 519,000
|
441,000
|
395,000
|
| Number of years following retirement benefit is paid |
15 years
|
|
|
| Nonqualified Retirement Plan For Non Employee Directors [Member] |
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|
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| Defined Benefit Plan Disclosure [Line Items] |
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|
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| Employee benefit plan requisite service period |
15 years
|
|
|
| Employee benefit plan vesting period |
2 years
|
|
|
| Retirement plan expense |
$ 22,000
|
$ 21,000
|
$ 20,000
|
| Maximum annual benefit following retirement |
$ 3,500
|
|
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| Number of years following retirement benefit is paid |
10 years
|
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| Maximum [Member] | 401 (K) Plan [Member] |
|
|
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| Defined Benefit Plan Disclosure [Line Items] |
|
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| Maximum employee contribution employer will match |
8.00%
|
8.00%
|
8.00%
|