Goodwill And Intangible Assets (Narrative) (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]
Amortization expense of intangibles assets	$ 620,000	$ 638,000	$ 1,700,000	$ 1,800,000
Accumulated amortization	17,990,000		17,990,000		16,335,000
Beneficial Leases [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets estimated useful life			30 years
Accumulated amortization	14,132,000		14,132,000		12,873,000
Trade Name [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets estimated useful life			45 years
Accumulated amortization	3,402,000		3,402,000		3,059,000
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets estimated useful life			10 years
Accumulated amortization	456,000		456,000		403,000
Acquired Leases [Member]
Finite-Lived Intangible Assets [Line Items]
Accumulated amortization	$ 777,000	$ 817,000	$ 777,000	$ 817,000