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CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
SALES AND OPERATING REVENUES: |  |  |
Revenues | $ 2,406,511 | $ 1,569,976 | $ 1,328,129
EXPENSES: |  |  |
Outside coal purchases | 151 | 6,372 |
General and administrative | 80,334 | 70,160 | 59,806
Depreciation, depletion and amortization | 273,759 | 261,377 | 313,387
Settlement gain | (6,664) |  |
Asset impairments |  |  | 24,977
Goodwill impairment | 0 | 0 | 132,026
Total operating expenses | 1,748,075 | 1,350,773 | 1,410,981
INCOME (LOSS) FROM OPERATIONS | 658,436 | 219,203 | (82,852)
Interest expense (net of interest capitalized of $922, $396 and $1,325, respectively) | (37,332) | (39,229) | (45,613)
Interest income | 2,035 | 88 | 135
Equity method investment income | 5,634 | 2,130 | 907
Other income (expense) | 4,353 | (3,020) | (1,593)
INCOME (LOSS) BEFORE INCOME TAXES | 633,126 | 179,172 | (129,016)
INCOME TAX EXPENSE | 53,978 | 417 | 35
NET INCOME (LOSS) | 579,148 | 178,755 | (129,051)
LESS: NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTEREST | (1,958) | (598) | (169)
NET INCOME (LOSS) ATTRIBUTABLE TO ARLP | $ 577,190 | $ 178,157 | $ (129,220)
EARNINGS PER LIMITED PARTNER UNIT - BASIC (in dollars per unit) | $ 4.39 | $ 1.36 | $ (1.02)
EARNINGS PER LIMITED PARTNER UNIT - DILUTED (in dollars per unit) | $ 4.39 | $ 1.36 | $ (1.02)
WEIGHTED-AVERAGE NUMBER OF UNITS OUTSTANDING - BASIC (in units) | 127,195,219 | 127,195,219 | 127,164,659
WEIGHTED-AVERAGE NUMBER OF UNITS OUTSTANDING - DILUTED (in units) | 127,195,000 | 127,195,000 | 127,165,000
Product |  |  |
EXPENSES: |  |  |
Operating expenses (excluding depreciation, depletion and amortization) | $ 1,286,635 | $ 943,257 | $ 859,656
Coal sales |  |  |
SALES AND OPERATING REVENUES: |  |  |
Revenues | 2,102,229 | 1,386,923 | 1,232,272
Oil & gas royalties |  |  |
SALES AND OPERATING REVENUES: |  |  |
Revenues | 138,402 | 74,988 | 42,912
Transportation |  |  |
SALES AND OPERATING REVENUES: |  |  |
Revenues | 113,860 | 69,607 | 21,129
EXPENSES: |  |  |
Operating expenses (excluding depreciation, depletion and amortization) | 113,860 | 69,607 | 21,129
Other revenues |  |  |
SALES AND OPERATING REVENUES: |  |  |
Revenues | $ 52,020 | $ 38,458 | $ 31,816

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