Intangible Assets, Net (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]
Intangible assets, net	$ 185,488us-gaap_FiniteLivedIntangibleAssetsNet	$ 166,756us-gaap_FiniteLivedIntangibleAssetsNet
Lease In Place Value
Finite-Lived Intangible Assets [Line Items]
Intangible assets, gross	232,499	189,840
Intangible assets, accumulated amortization	(103,270)	(53,263)
Intangible assets, net	129,229
Above Market Leases
Finite-Lived Intangible Assets [Line Items]
Intangible assets, gross	80,712	46,106
Intangible assets, accumulated amortization	(24,536)	(17,021)
Other Intangible Assets
Finite-Lived Intangible Assets [Line Items]
Intangible assets, gross	3,001	3,011
Intangible assets, accumulated amortization	$ (2,918)	$ (1,917)

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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