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UNCONSOLIDATED AFFILIATES - Summarized Financial Information (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
ASSETS: |  |  |  |  |
Investment in real estate assets |  | $ 5,830,785 | $ 6,362,049 |  |
Accumulated depreciation |  | (2,241,421) | (2,349,404) |  |
Net investment in real estate assets |  | 3,617,691 | 4,061,996 |  |
Developments in progress |  | 28,327 | 49,351 |  |
Total assets |  | 4,443,740 | 4,622,346 | $ 5,340,853 |
LIABILITIES: |  |  |  |  |
Mortgage and other indebtedness, net |  | 1,184,831 | 3,527,015 |  |
Shareholders' equity: |  |  |  |  |
The Company |  | 531,843 | 806,312 |  |
Noncontrolling interests |  | 2,454 | 55,553 |  |
Total equity |  | 534,297 | 861,865 | 1,032,165 | $ 1,236,478
Total liabilities, redeemable noncontrolling interests and equity |  | 4,443,740 | 4,622,346 |  |
Total revenues | [1] | 575,861 | 768,696 | 858,557 |
Net loss |  | (335,529) | (131,721) | (99,229) |
BI Development II, LLC |  |  |  |  |
ASSETS: |  |  |  |  |
Investment in real estate assets |  | 2,346,124 | 2,293,438 |  |
Accumulated depreciation |  | (862,435) | (803,909) |  |
Net investment in real estate assets |  | 1,483,689 | 1,489,529 |  |
Developments in progress |  | 28,138 | 46,503 |  |
Net investment in real estate assets |  | 1,511,827 | 1,536,032 |  |
Other assets |  | 174,966 | 154,427 |  |
Total assets |  | 1,686,793 | 1,690,459 |  |
LIABILITIES: |  |  |  |  |
Mortgage and other indebtedness, net |  | 1,439,454 | 1,417,644 |  |
Other liabilities |  | 45,280 | 41,007 |  |
Total liabilities |  | 1,484,734 | 1,458,651 |  |
Shareholders' equity: |  |  |  |  |
The Company |  | 132,350 | 149,376 |  |
Noncontrolling interests |  | 69,709 | 82,432 |  |
Total equity |  | 202,059 | 231,808 |  |
Total liabilities, redeemable noncontrolling interests and equity |  | 1,686,793 | 1,690,459 |  |
Total revenues |  | 213,319 | 221,512 | 225,073 |
Net loss |  | $ (12,659) | $ 96,628 | $ (63,315) |
[1] | Management, development and leasing fees are included in All Other category. See Note 4 for information on the Company’s revenues disaggregated by revenue source for each of the above segments.

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