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Unconsolidated Affiliates and Noncontrolling Interests (Unconsolidated Affiliates) (Details) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2017 USD ($) entity | Mar. 31, 2016 USD ($) | Dec. 31, 2016 USD ($)
Schedule of Equity Method Investments [Line Items] |  |  |
Number of entities - equity method of accounting | entity | 17 |  |
ASSETS |  |  |
Investment in real estate assets | $ 2,142,570 |  | $ 2,137,666
Accumulated depreciation | (580,084) |  | (564,612)
Real estate investment net, before development in process | 1,562,486 |  | 1,573,054
Developments in progress | 11,182 |  | 9,210
Net investment in real estate assets | 1,573,668 |  | 1,582,264
Other assets | 212,682 |  | 223,347
Total assets | 1,786,350 |  | 1,805,611
LIABILITIES |  |  |
Mortgage and other indebtedness, net | 1,260,645 |  | 1,266,046
Other liabilities | 41,864 |  | 46,160
Total liabilities | 1,302,509 |  | 1,312,206
OWNERS' EQUITY |  |  |
The Company | 224,340 |  | 228,313
Other investors | 259,501 |  | 265,092
Total owners' equity | 483,841 |  | 493,405
Total liabilities and owners' equity | 1,786,350 |  | $ 1,805,611
Equity Method Investment, Summarized Financial Information, Income Statement [Abstract] |  |  |
Total revenues | 59,699 | $ 64,204 |
Depreciation and amortization | (20,629) | (20,610) |
Interest income | 400 | 336 |
Interest expense | (12,838) | (13,489) |
Operating expenses | (18,748) | (20,072) |
Income from continuing operations before gain on sales of real estate assets | 7,884 | 10,369 |
Gain on sales of real estate assets | (71) | 80,959 |
Net income | $ 7,813 | 91,328 |
Ambassador Infrastructure, LLC |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 65.00% |  |
Ambassador Town Center JV, LLC |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 65.00% |  |
CBL/T-C, LLC |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 50.00% |  |
CBL-TRS Joint Venture, LLC |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 50.00% |  |
El Paso Outlet Outparcels, LLC |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 50.00% |  |
Fremaux Town Center JV, LLC |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 65.00% |  |
G&I VIII CBL Triangle LLC |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 10.00% |  |
Governor’s Square IB |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 50.00% |  |
Governor’s Square Company |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 47.50% |  |
JG Gulf Coast Town Center LLC |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 50.00% |  |
Kentucky Oaks Mall Company |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 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% |  |
Mall of South Carolina Outparcel L.P. |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 50.00% |  |
Port Orange I, LLC |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 50.00% |  |
River Ridge Mall JV, LLC |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 25.00% |  |
West Melbourne I, LLC |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 50.00% |  |
York Town Center, LP |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |
Percentage of equity interest in real estate property | 50.00% |  |
Parent Company |  |  |
Equity Method Investment, Summarized Financial Information, Income Statement [Abstract] |  |  |
Net income | $ 5,373 | $ 32,390 |

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