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QUARTERLY INFORMATION - Summary (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Real Estate Properties [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total revenues | $ 190,038,000 | $ 187,251,000 | $ 193,377,000 | $ 198,030,000 | $ 216,881,000 | $ 206,878,000 | $ 214,598,000 | $ 220,200,000 | $ 768,696,000 | [1] | $ 858,557,000 | [1] | $ 927,252,000 | [1]
Net income (loss) | 36,810,000 | (92,034,000) | (29,688,000) | (46,809,000) | (65,621,000) | (2,971,000) | (29,976,000) | (661,000) | (131,721,000) |  | (99,229,000) |  | 158,982,000 |
Net income (loss) attributable to the Company | 33,269,000 | (78,893,000) | (24,177,000) | (38,976,000) | (54,307,000) | (1,367,000) | (23,797,000) | 903,000 | (108,777,000) |  | (78,568,000) |  | 120,940,000 |
Net income (loss) attributable to common shareholders | $ 22,046,000 | $ (90,116,000) | $ (35,400,000) | $ (50,199,000) | $ (65,530,000) | $ (12,590,000) | $ (35,020,000) | $ (10,320,000) | $ (153,669,000) |  | $ (123,460,000) |  | $ 76,048,000 |
Basic and diluted per share data attributable to common shareholders: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) attributable to common shareholders | $ 0.12 | $ (0.52) | $ (0.20) | $ (0.29) | $ (0.39) | $ (0.07) | $ (0.20) | $ (0.06) | $ (0.89) |  | $ (0.72) |  | $ 0.44 |
Basic and diluted per share data attributable to common shareholders: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss on impairment of real estate |  |  |  |  |  |  |  |  | $ 239,521,000 |  | $ 174,529,000 |  | $ 71,401,000 |
Cary Towne Center |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic and diluted per share data attributable to common shareholders: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss on impairment of real estate |  |  |  |  | $ 2,693,000 |  | $ 51,983,000 |  |  |  |  |  |  |
Eastland Mall |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic and diluted per share data attributable to common shareholders: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss on impairment of real estate |  |  |  |  | 36,525,000 |  |  |  |  |  |  |  |  |
Honey Creek Mall |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic and diluted per share data attributable to common shareholders: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss on impairment of real estate |  |  |  |  | $ 48,640,000 |  |  |  |  |  |  |  |  |
[1] | Management, development and leasing fees are included in All Other category. See Note 3 for information on the Company’s revenues disaggregated by revenue source for each of the above segments.

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