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Summary of Significant Accounting Policies - Schedule of Accounts Receivable Net of Allowance for Uncollectible Tenant Receivables (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Accounting Policies [Abstract]    
Accounts receivable $ 14,187us-gaap_AccountsReceivableGross $ 17,287us-gaap_AccountsReceivableGross
Allowance for doubtful accounts (874)us-gaap_AllowanceForDoubtfulAccountsReceivable (1,040)us-gaap_AllowanceForDoubtfulAccountsReceivable
Accounts receivable, net $ 13,313us-gaap_AccountsReceivableNet $ 16,247us-gaap_AccountsReceivableNet