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Investments (Schedule Of Carrying Amount And Maximum Loss Exposure Of Equity Investments) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Investments [Abstract]    
Equity method investment $ 4,896 $ 5,090
Net investment in direct financing lease 1,170 1,224
Maximum exposure to loss $ 6,066 $ 6,314