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CONSOLIDATED STATEMENTS OF OPERATIONS - BRANDYWINE OPERATING PARTNERSHIP, L.P. - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Revenue |  |  |
Total revenue | $ 506,100 | $ 486,819 | $ 534,852
Operating expenses |  |  |
Property operating expenses | 130,209 | 121,890 | 132,172
Real estate taxes | 53,645 | 53,621 | 63,032
Third party management expenses | 10,547 | 12,800 | 10,252
Depreciation and amortization | 177,984 | 178,105 | 188,283
General and administrative expenses | 35,006 | 30,153 | 30,288
Provision for impairment | 4,663 | 0 | 0
Total operating expenses | 412,054 | 396,569 | 424,027
Gain on sale of real estate |  |  |
Net gain on disposition of real estate | 17,677 | 142 | 289,461
Net gain on sale of undepreciated real estate | 8,007 | 2,903 | 201
Total gain on sale of real estate | 25,684 | 3,045 | 289,662
Operating income | 119,730 | 93,295 | 400,487
Other income (expense): |  |  |
Interest and investment income | 1,905 | 8,295 | 1,939
Interest expense | (68,764) | (62,617) | (73,911)
Interest expense - amortization of deferred financing costs | (3,091) | (2,836) | (2,904)
Equity in loss of unconsolidated real estate ventures | (22,016) | (26,697) | (18,584)
Net gain on real estate venture transactions | 26,718 | 2,973 | 75
Loss on early extinguishment of debt | (435) | 0 | 0
Net income before income taxes | 54,047 | 12,413 | 307,102
Income tax (provision) benefit | (55) | (47) | 224
Net income | 53,992 | 12,366 | 307,326
Nonforfeitable dividends allocated to unvested restricted shareholders | (456) | (421) | (410)
Net income attributable to Common Shareholders, Basic | $ 53,368 | $ 11,868 | $ 305,117
Basic income per Common Partnership Unit (in dollars per share) | $ 0.31 | $ 0.07 | $ 1.77
Diluted income per Common Partnership Unit (in dollars per share) | $ 0.31 | $ 0.07 | $ 1.77
Basic weighted average common partnership units outstanding (in shares) | 171,491,369 | 170,878,185 | 171,926,079
Diluted weighted average common partnership units outstanding (in shares) | 172,325,646 | 172,273,240 | 172,317,076
Rents |  |  |
Revenue |  |  |
Total revenue | $ 470,851 | $ 451,519 | $ 513,504
Third party management fees, labor reimbursement and leasing |  |  |
Revenue |  |  |
Total revenue | 24,132 | 26,444 | 18,580
Other |  |  |
Revenue |  |  |
Total revenue | 11,117 | 8,856 | 2,768
BRANDYWINE OPERATING PARTNERSHIP, L.P. |  |  |
Revenue |  |  |
Total revenue | 506,100 | 486,819 | 534,852
Operating expenses |  |  |
Property operating expenses | 130,209 | 121,890 | 132,172
Real estate taxes | 53,645 | 53,621 | 63,032
Third party management expenses | 10,547 | 12,800 | 10,252
Depreciation and amortization | 177,984 | 178,105 | 188,283
General and administrative expenses | 35,006 | 30,153 | 30,288
Provision for impairment | 4,663 | 0 | 0
Total operating expenses | 412,054 | 396,569 | 424,027
Gain on sale of real estate |  |  |
Net gain on disposition of real estate | 17,677 | 142 | 289,461
Net gain on sale of undepreciated real estate | 8,007 | 2,903 | 201
Total gain on sale of real estate | 25,684 | 3,045 | 289,662
Operating income | 119,730 | 93,295 | 400,487
Other income (expense): |  |  |
Interest and investment income | 1,905 | 8,295 | 1,939
Interest expense | (68,764) | (62,617) | (73,911)
Interest expense - amortization of deferred financing costs | (3,091) | (2,836) | (2,904)
Equity in loss of unconsolidated real estate ventures | (22,016) | (26,697) | (18,584)
Net gain on real estate venture transactions | 26,718 | 2,973 | 75
Loss on early extinguishment of debt | (435) | 0 | 0
Net income before income taxes | 54,047 | 12,413 | 307,102
Income tax (provision) benefit | (55) | (47) | 224
Net income | 53,992 | 12,366 | 307,326
Net (income) loss attributable to noncontrolling interests - consolidated real estate ventures | 2 | 3 | (20)
Net income attributable to Brandywine Operating Partnership | 53,994 | 12,369 | 307,306
Nonforfeitable dividends allocated to unvested restricted shareholders | (456) | (421) | (410)
Net income attributable to Common Shareholders, Basic | $ 53,538 | $ 11,948 | $ 306,896
Basic income per Common Partnership Unit (in dollars per share) | $ 0.31 | $ 0.07 | $ 1.77
Diluted income per Common Partnership Unit (in dollars per share) | $ 0.31 | $ 0.07 | $ 1.77
Basic weighted average common partnership units outstanding (in shares) | 172,036,481 | 171,770,843 | 172,907,713
Diluted weighted average common partnership units outstanding (in shares) | 172,870,758 | 173,165,898 | 173,298,710
BRANDYWINE OPERATING PARTNERSHIP, L.P. | Rents |  |  |
Revenue |  |  |
Total revenue | $ 470,851 | $ 451,519 | $ 513,504
BRANDYWINE OPERATING PARTNERSHIP, L.P. | Third party management fees, labor reimbursement and leasing |  |  |
Revenue |  |  |
Total revenue | 24,132 | 26,444 | 18,580
BRANDYWINE OPERATING PARTNERSHIP, L.P. | Other |  |  |
Revenue |  |  |
Total revenue | $ 11,117 | $ 8,856 | $ 2,768

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