Goodwill And Intangible Assets (Narrative) (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]
Amortization expense of intangibles assets	$ 571,000	$ 578,000
Accumulated amortization	19,064,000		18,492,000
Beneficial Leases [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets estimated useful life	30 years
Accumulated amortization	14,986,000		14,520,000
Trade Name [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets estimated useful life	45 years
Accumulated amortization	3,620,000		3,517,000
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets estimated useful life	10 years
Accumulated amortization	458,000		455,000
Acquired Leases [Member]
Finite-Lived Intangible Assets [Line Items]
Accumulated amortization	$ 228,000	$ 259,000