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Unconsolidated Affiliates, Redeemable Interests, Noncontrolling Interests and Cost Method Investments (Unconsolidated Affiliates) (Details 1) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2015 USD ($) entity | Jun. 30, 2014 USD ($) | Jun. 30, 2015 USD ($) entity | Jun. 30, 2014 USD ($) | Dec. 31, 2014 USD ($)
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Number of entities - equity method of accounting | entity | 19 |  | 19 |  |
ASSETS |  |  |  |  |
Investment in real estate assets | $ 2,303,724 |  | $ 2,303,724 |  | $ 2,266,252
Accumulated depreciation | (648,705) |  | (648,705) |  | (619,558)
Real estate investment net, before development in process | 1,655,019 |  | 1,655,019 |  | 1,646,694
Developments in progress | 68,749 |  | 68,749 |  | 75,877
Net investment in real estate assets | 1,723,768 |  | 1,723,768 |  | 1,722,571
Other assets | 169,288 |  | 169,288 |  | 170,554
Total assets | 1,893,056 |  | 1,893,056 |  | 1,893,125
LIABILITIES |  |  |  |  |
Mortgage and other indebtedness | 1,517,877 |  | 1,517,877 |  | 1,512,826
Other liabilities | 42,211 |  | 42,211 |  | 42,517
Total liabilities | 1,560,088 |  | 1,560,088 |  | 1,555,343
OWNERS' EQUITY |  |  |  |  |
The Company | 194,296 |  | 194,296 |  | 198,261
Other investors | 138,672 |  | 138,672 |  | 139,521
Total owners' equity | 332,968 |  | 332,968 |  | 337,782
Total liabilities and owners' equity | 1,893,056 |  | 1,893,056 |  | $ 1,893,125
Equity Method Investment, Summarized Financial Information, Income Statement [Abstract] |  |  |  |  |
Total revenues | 63,111 | $ 61,400 | 125,583 | $ 123,221 |
Depreciation and amortization | (19,641) | (19,230) | (39,122) | (38,017) |
Interest income | 335 | 339 | 667 | 679 |
Interest expense | (18,589) | (18,746) | (37,383) | (37,304) |
Operating expenses | (17,468) | (17,488) | (36,774) | (35,669) |
Gain on sales of real estate assets | 619 | 0 | 1,434 | 0 |
Net income | 8,367 | 6,275 | 14,405 | 12,910 |
The Company/Partners' Capital |  |  |  |  |
Equity Method Investment, Summarized Financial Information, Income Statement [Abstract] |  |  |  |  |
Total revenues | 32,958 | 32,066 | 65,793 | 64,018 |
Depreciation and amortization | (10,303) | (10,256) | (20,620) | (20,117) |
Interest income | 257 | 259 | 512 | 518 |
Interest expense | (9,587) | (9,662) | (19,272) | (19,153) |
Operating expenses | (9,045) | (8,989) | (18,873) | (18,164) |
Gain on sales of real estate assets | 601 | 0 | 1,164 | 0 |
Net income | $ 4,881 | $ 3,418 | $ 8,704 | $ 7,102 |
Ambassador Infrastructure, LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 65.00% |  | 65.00% |  |
Ambassador Town Center JV, LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 65.00% |  | 65.00% |  |
CBL/T-C, LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |
CBL-TRS Joint Venture, LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |
CBL-TRS Joint Venture II, LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |
El Paso Outlet Outparcels, LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |
Fremaux Town Center JV, LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 65.00% |  | 65.00% |  |
Governor’s Square IB |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |
Governor’s Square Company |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 47.50% |  | 47.50% |  |
High Pointe Commons, LP |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |
High Pointe Commons II-HAP, LP |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |
JG Gulf Coast Town Center LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |
Kentucky Oaks Mall Company |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |
Mall of South Carolina L.P. |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |
Mall of South Carolina Outparcel L.P. |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |
Port Orange I, LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |
Triangle Town Member LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |
West Melbourne I, LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |
York Town Center, LP |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Percentage of equity interest in real estate property | 50.00% |  | 50.00% |  |

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