Fair Value (Reconciliation Of Level 3 Input For Financial Instruments Measured On Recurring Basis) (Details) (Level 3 [Member], Fair Value, Measurements, Recurring [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Other Equity Securities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance, beginning	$ 776	$ 759
Included in earnings - realized	0	0
Included in other comprehensive income	(37)	(48)
Periodic, sales, issuances and settlements, other	0	0
Periodic settlement of fair value swap	0	0
Balance, ending	739	711
Fair Value Swap [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance, Beginning of Period	(226)	(135)
Included in earnings - unrealized	0	0
Included in other comprehensive income	0	0
Purchases, sales, issuances and settlements, other	0	0
Periodic settlement of fair value swap	0	0
Balance, End of Period	$ (226)	$ (135)

Fair Value (Reconciliation Of Level 3 Input For Financial Instruments Measured On Recurring Basis) (Details) (Level 3 [Member], Fair Value, Measurements, Recurring [Member], USD $)
In Thousands, unless otherwise specified

3 Months Ended

Mar. 31, 2015

Mar. 31, 2014

Other Equity Securities [Member]

Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]

Balance, beginning

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Included in earnings - realized

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Included in other comprehensive income

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Periodic, sales, issuances and settlements, other

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Periodic settlement of fair value swap

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Balance, ending

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Fair Value Swap [Member]

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]

Balance, Beginning of Period

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Included in earnings - unrealized

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Included in other comprehensive income

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Purchases, sales, issuances and settlements, other

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Balance, End of Period

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- Definition

Amount of gain (loss) recognized in the income statement for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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Amount of gain (loss) recognized in other comprehensive income (loss) for financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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