Employee Benefit Plans (Schedule of Estimated Future Benefit Payments) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2013
Supplemental Executive Retirement Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Effect of One Percentage Point Increase on Accumulated Postretirement Benefit Obligation	$ 378
Expected future benefit payments under the plans:
2014	594
2015	480
2016	487
2017	471
2018	471
2019- 2023	3,021
Defined Benefit Plan, Effect of One Percentage Point Increase on Service and Interest Cost Components	28
Defined Benefit Plan, Effect of One Percentage Point Decrease on Accumulated Postretirement Benefit Obligation	345
Defined Benefit Plan, Effect of One Percentage Point Decrease on Service and Interest Cost Components	26
Other Postretirement Benefit Plan [Member]
Expected future benefit payments under the plans:
2014	145
2015	140
2016	137
2017	134
2018	130
2019- 2023	$ 775

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Amount of effect of a one-percentage-point decrease in the assumed health care cost trend rates on the accumulated postretirement benefit obligation for health care benefits.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (m)

-URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920

+ Details

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- Definition

Amount of effect of a one-percentage-point decrease in the assumed health care cost trend rates on the aggregate of the service and interest cost components of net periodic postretirement health care benefit costs.

+ References

+ Details

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- Definition

The effect of a one-percentage-point increase in the assumed health care cost trend rates on the accumulated postretirement benefit obligation for health care benefits.

+ References

+ Details

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- Definition

The effect of a one-percentage-point increase in the assumed health care cost trend rates on the aggregate of the service and interest cost components of net periodic postretirement health care benefit costs.

+ References

+ Details

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- Definition

Amount of benefits expected to be paid in the five fiscal years after the fifth fiscal year following the latest fiscal year from a defined benefit plan.

+ References