Other Assets (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Other Assets
Lease inducements, net of accumulated amortization of $3,991 and $3,696 in 2012 and 2011, respectively	$ 12,016	$ 12,219
Investment in Verde Realty	5,868	5,868
FF&E and leasehold improvements, net of accumulated depreciation of $18,223 and $17,814 in 2012 and 2011, respectively	4,806	4,736
Loan closing costs, net of accumulated amortization of $1,415 and $4,026 in 2012 and 2011, respectively	4,459	1,435
Prepaid expenses and other assets	3,842	2,168
Predevelopment costs and earnest money	1,277	581
Intangible Assets:
In-place leases, net of accumulated amortization of $3,532 and $2,833 in 2012 and 2011, respectively	15,443	16,144
Goodwill	5,155	5,155
Above market leases, net of accumulated amortization of $9,106 and $8,845 in 2012 and 2011, respectively	4,244	4,414
Total Other Assets	$ 57,110	$ 52,720