Other Assets (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Other Assets
Lease inducements, net of accumulated amortization of $4,231 and $3,696 in 2012 and 2011, respectively	$ 11,517	$ 12,219
Investment in Verde Realty	5,868	5,868
FF&E and leasehold improvements, net of accumulated depreciation of $18,568 and $17,814 in 2012 and 2011, respectively	4,953	4,736
Loan closing costs, net of accumulated amortization of $2,150 and $4,026 in 2012 and 2011, respectively	4,248	1,435
Prepaid expenses and other assets	3,372	2,168
Predevelopment costs and earnest money	1,477	581
Intangible Assets:
In-place leases, net of accumulated amortization of $4,187 and $2,833 in 2012 and 2011, respectively	14,790	16,144
Goodwill	5,039	5,155
Above market leases, net of accumulated amortization of $9,165 and $8,845 in 2012 and 2011, respectively	4,094	4,414
Total Other Assets	$ 55,358	$ 52,720