Summary of Significant Accounting Policies - Deferred Leasing Intangibles Included in Total Assets and Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]
Total deferred leasing intangibles, net, included in total assets	$ 29,790	$ 33,190
Total deferred leasing intangibles, net, included in total liabilities	13,626	15,522
In-Place Leases
Finite-Lived Intangible Assets [Line Items]
Total deferred leasing intangibles, net, included in total assets	15,676	17,200
Above Market Leases
Finite-Lived Intangible Assets [Line Items]
Total deferred leasing intangibles, net, included in total assets	3,994	4,888
Tenant Relationships
Finite-Lived Intangible Assets [Line Items]
Total deferred leasing intangibles, net, included in total assets	10,120	11,102
Below Market Lease [Member]
Finite-Lived Intangible Assets [Line Items]
Total deferred leasing intangibles, net, included in total liabilities	$ 13,626	$ 15,522