Goodwill And Intangible Assets (Narrative) (Details) (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Amortization expense of intangibles assets	$ 435,000	$ 571,000
Accumulated amortization	20,776,000		20,341,000
Beneficial Leases [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets estimated useful life	30 years
Accumulated amortization	16,305,000		15,989,000
Trade Name [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets estimated useful life	45 years
Accumulated amortization	4,022,000		3,929,000
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets estimated useful life	10 years
Accumulated amortization	449,000		423,000
Acquired Leases [Member]
Finite-Lived Intangible Assets [Line Items]
Accumulated amortization	$ 191,000	$ 228,000