Acquisitions (Tables)

3 Months Ended

Mar. 31, 2013

Business Combinations [Abstract]

Schedule of Purchase Price Allocation [Table Text Block]

(Amounts in thousands)
Land	$	602,662
Buildings and improvements		252,844
Acquired above-market leases (included in identified intangible assets)		13,115
Acquired in-place leases (included in identified intangible assets)		67,879
Other assets		7,374
Acquired below-market leases (included in deferred revenue)		(99,074)
Purchase price allocation	$	844,800