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MORTGAGE AND OTHER INDEBTEDNESS (Details) | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Dec. 31, 2015 USD ($) loan derivative_instrument | Oct. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) loan | Oct. 31, 2014 USD ($) | Mar. 31, 2014 USD ($) | Dec. 31, 2013 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |
Loan, outstanding amount | $ 3,485,308,000 |  | $ 4,004,064,000 |  |  |
Mortgage and other indebtedness, variable-rate debt | 1,241,379,000 |  | 696,396,000 |  |  |
Total fixed-rate and variable-rate debt | 4,726,687,000 |  | 4,700,460,000 |  |  |
Deferred financing costs | 16,059,000 |  | 17,127,000 |  |  |
Mortgage and other indebtedness | $ 4,710,628,000 |  | $ 4,683,333,000 |  |  |
Weighted Average Interest Rate (percent) | 4.54% |  | 4.93% |  |  |
Unsecured term loan |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Mortgage and other indebtedness, variable-rate debt |  | $ 350,000,000 |  |  |  |
Weighted Average Interest Rate (percent) | 1.69% |  |  |  |  |
Pearland Town Center, Pearland, TX |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Joint venture, ownership percentage |  |  |  |  | 12.00% | 12.00%
Contributions from CBL related to exercises of stock options |  |  |  |  | $ 17,948,000 |
Preferred return percentage |  |  |  |  | 8.00% |
Interest Rate Swap |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Number of debt instruments | loan |  |  | 4 |  |  |
Number of instruments held | derivative_instrument | 4 |  |  |  |  |
Notional amount of interest rate swaps held | $ 101,151,000 |  | $ 105,584,000 |  |  |
Non Recourse Loans On Operating Properties |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Loan, outstanding amount | 2,736,538,000 |  | 3,252,730,000 |  |  |
Mortgage and other indebtedness, variable-rate debt | 16,840,000 |  | 17,121,000 |  |  |
Senior unsecured notes due 2023 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Loan, outstanding amount | 446,151,000 |  | 445,770,000 |  |  |
Debt instrument, face value |  |  |  |  |  | $ 450,000,000
Debt Instrument, Unamortized Discount | $ 4,626,000 |  |  |  |  |
Debt Instrument, Redemption Price, Percentage | 100.00% |  |  |  |  |
Debt Issuance Cost | $ 4,152,000 |  |  |  |  |
Proceeds from Debt, Net of Issuance Costs | $ 441,222,000 |  |  |  |  |
Senior unsecured notes due 2023 | Treasury Rate |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread on variable interest rate (percent) | 0.40% |  |  |  |  |
Senior unsecured notes due 2024 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Loan, outstanding amount | $ 299,933,000 |  | 299,925,000 |  |  |
Debt instrument, face value |  |  | 300,000,000 |  |  |
Debt Instrument, Unamortized Discount | $ 75,000 |  | 75,000 | $ 67,000 |  |
Notice Required to Redeem Debt, Term (days) | 30 days |  |  |  |  |
Debt Instrument, Redemption Price, Percentage | 100.00% |  |  |  |  |
Debt Issuance Cost | $ 2,245,000 |  |  |  |  |
Proceeds from Debt, Net of Issuance Costs | $ 297,680,000 |  |  |  |  |
Senior unsecured notes due 2024 | Treasury Rate |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Basis spread on variable interest rate (percent) | 0.35% |  |  |  |  |
Senior unsecured notes due 2024 | Minimum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Secured debt to total assets (percent) | 40.00% |  |  |  |  |
Senior unsecured notes due 2024 | Maximum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Secured debt to total assets (percent) | 45.00% |  |  |  |  |
Other |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Loan, outstanding amount | $ 2,686,000 |  | 5,639,000 |  |  |
Recourse term loans on operating Properties |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Property loan obligation guaranteed by Company (percent) | 100.00% |  |  |  |  |
Mortgage and other indebtedness, variable-rate debt | $ 25,635,000 |  | 7,638,000 |  |  |
Construction loans |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Mortgage and other indebtedness, variable-rate debt | 0 |  | 454,000 |  |  |
Unsecured lines of credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Mortgage and other indebtedness, variable-rate debt | $ 398,904,000 |  | 221,183,000 |  |  |
Unsecured term loans |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Number of debt instruments | loan | 3 |  |  |  |  |
Mortgage and other indebtedness, variable-rate debt | $ 800,000,000 |  | 450,000,000 |  |  |
Senior Unsecured Notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Unamortized Discount | $ 3,849,000 |  | $ 4,230,000 |  |  |
Debt Instrument, Redemption Price, Percentage | 100.00% |  |  |  |  |
Senior Unsecured Notes | Minimum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Secured debt to total assets (percent) | 40.00% |  |  |  |  |
Recourse and Nonrecourse Term Loans |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Secured non-recourse and recourse term loans | $ 3,055,376,000 |  |  |  |  |
Fixed Rate Interest |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 5.53% |  | 5.50% |  |  |
Fixed Rate Interest | Non Recourse Loans On Operating Properties |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 5.68% |  | 5.62% |  |  |
Fixed Rate Interest | Senior unsecured notes due 2023 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 5.25% |  | 5.25% |  |  | 5.25%
Fixed Rate Interest | Senior unsecured notes due 2024 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 4.60% |  | 4.60% |  |  |
Fixed Rate Interest | Senior unsecured notes due 2024 | Minimum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Increase in variable interest rate basis | 0.25% |  |  |  |  |
Fixed Rate Interest | Senior unsecured notes due 2024 | Maximum |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Increase in variable interest rate basis | 1.00% |  |  |  |  |
Fixed Rate Interest | Other |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 3.50% |  | 3.50% |  |  |
Variable Rate Interest |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 1.76% |  | 1.69% |  |  |
Variable Rate Interest | Non Recourse Loans On Operating Properties |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 2.49% |  | 2.29% |  |  |
Variable Rate Interest | Recourse term loans on operating Properties |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 2.97% |  | 2.91% |  |  |
Variable Rate Interest | Construction loans |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 0.00% |  | 2.66% |  |  |
Variable Rate Interest | Unsecured lines of credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 1.54% |  | 1.56% |  |  |
Variable Rate Interest | Unsecured term loans |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted Average Interest Rate (percent) | 1.82% |  | 1.71% |  |  |
Intangible lease assets and other assets |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Deferred financing costs | $ 6,431,000 |  | $ 5,050,000 |  |  |
Adjustments for New Accounting Pronouncement | Intangible lease assets and other assets |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Deferred financing costs | (16,059,000) |  | (17,127,000) |  |  | $ (16,284,000)
Adjustments for New Accounting Pronouncement | Mortgage and Other Indebtedness |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Deferred financing costs | $ 16,059,000 |  | $ 17,127,000 |  |  | $ 16,284,000

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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |