Goodwill And Intangible Assets (Narrative) (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]
Amortization expense of intangibles assets	$ 457,000	$ 572,000	$ 1,000,000	$ 1,200,000
Accumulated amortization	17,371,000		17,371,000		16,335,000
Beneficial Leases [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets estimated useful life			30 years
Accumulated amortization	13,631,000		13,631,000		12,873,000
Trade Name [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets estimated useful life			45 years
Accumulated amortization	3,288,000		3,288,000		3,059,000
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Intangible assets estimated useful life			10 years
Accumulated amortization	452,000		452,000		403,000
Acquired Leases [Member]
Finite-Lived Intangible Assets [Line Items]
Accumulated amortization	$ 517,000	$ 540,000	$ 517,000	$ 540,000