Schedule III Real Estate Investments and Accumulated Depreciation (Summary Of Accumulated Depreciation)(Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Schedule III Real Estate and Accumulated Depreciation Disclosure [Abstract]
Balance at beginning of year	$ 27,103	$ 15,648
Amortization of lease intangible assets	6,942	4,448
Depreciation expense	12,127	8,034
Accumulated depreciation on properties held for sale	(647)
Disposition of properties and write-offs	(79)	(1,027)
Balance at end of year	$ 45,446	$ 27,103