Acquired In-Place Leases and Above/Below Market Leases Summary of Acquired Lease Intangibles (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Finite-Lived Intangible Assets, Gross [Abstract]
Acquired lease intangible assets	$ 7,399	$ 11,483
Net of accumulated amortization of other intangible assets	(1,554)	(4,239)
Below Market Lease [Abstract]
Below market leases	76,502	80,071
Accumulated accretion	(28,592)	(25,721)
Acquired lease intangible liabilities, net	47,910	54,350
In-place leases
Finite-Lived Intangible Assets, Gross [Abstract]
Acquired lease intangible assets	62,813	72,598
Net of accumulated amortization of other intangible assets	(38,279)	(38,290)
Acquired lease intangible assets, net	24,534
Above Market Leases
Finite-Lived Intangible Assets, Gross [Abstract]
Acquired lease intangible assets	28,279	32,846
Net of accumulated amortization of other intangible assets	(20,880)	(21,363)
Acquired lease intangible assets, net	7,399
Acquired lease intangible assets
Finite-Lived Intangible Assets, Gross [Abstract]
Acquired lease intangible assets, net	$ 31,933	$ 45,791