The Company and Financial Statement Presentation - Additional Information (Details) $ in Thousands	3 Months Ended
Mar. 31, 2016 USD ($) state Property	Dec. 31, 2015 USD ($)
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of properties \| Property	215
Number of states in which entity has interests \| state	40
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	$ 42,830	$ 10,637
Variable Interest Entity [Line Items]
Investments in real estate under construction	$ 115,297	95,402
Variable Interest Entity, Primary Beneficiary [Member] \| LCIF [Member]
Variable Interest Entity [Line Items]
VIE, ownership percentage	96.00%
Variable Interest Entity, Primary Beneficiary [Member] \| LCIF [Member] \| Financial Guarantee [Member]
Variable Interest Entity [Line Items]
Guarantor obligations	$ 15,000
Variable Interest Entity, Primary Beneficiary [Member] \| Lake Jackson, Texas [Member] \| Office Building [Member]
Variable Interest Entity [Line Items]
VIE, ownership percentage	100.00%
Investments in real estate under construction	$ 63,278	$ 62,353
Section 1031 [Member]
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash	$ 29,457

The current amount of expenditures for a real estate project that has not yet been completed.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. This element is for unclassified presentations; for classified presentations there is a separate and distinct element.

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-Name Accounting Standards Codification
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