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CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
SALES AND OPERATING REVENUES: |  |  |  |
Revenues | $ 636,521 | $ 632,461 | $ 1,941,279 | $ 1,715,761
EXPENSES: |  |  |  |
Outside coal purchases | 11,530 |  | 15,739 | 151
General and administrative | 20,097 | 21,360 | 61,312 | 62,462
Depreciation, depletion and amortization | 65,393 | 70,669 | 199,582 | 202,499
Total operating expenses | 471,083 | 451,271 | 1,384,586 | 1,267,984
INCOME FROM OPERATIONS | 165,438 | 181,190 | 556,693 | 447,777
Interest expense (net of interest capitalized for the three and nine months ended September 30, 2023 and 2022 of $1,809, $264, $4,432 and $505, respectively) | (7,736) | (9,245) | (29,845) | (28,304)
Interest income | 2,669 | 426 | 8,084 | 554
Equity method investment income (loss) | (1,842) | 2,108 | (3,784) | 4,576
Other income (expense) | 223 | 193 | (173) | 1,339
INCOME BEFORE INCOME TAXES | 158,752 | 174,672 | 530,975 | 425,942
INCOME TAX EXPENSE | 3,401 | 6,600 | 11,641 | 55,646
NET INCOME | 155,351 | 168,072 | 519,334 | 370,296
LESS: NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTEREST | (1,652) | (364) | (4,660) | (977)
NET INCOME ATTRIBUTABLE TO ARLP | 153,699 | 167,708 | 514,674 | 369,319
NET INCOME ATTRIBUTABLE TO ARLP |  |  |  |
GENERAL PARTNER |  | 3,101 | 1,384 | 6,582
LIMITED PARTNERS | $ 153,699 | $ 164,607 | $ 513,290 | $ 362,737
EARNINGS PER LIMITED PARTNER UNIT - BASIC (in dollars per unit) | $ 1.18 | $ 1.25 | $ 3.93 | $ 2.76
EARNINGS PER LIMITED PARTNER UNIT - DILUTED (in dollars per unit) | $ 1.18 | $ 1.25 | $ 3.93 | $ 2.76
WEIGHTED-AVERAGE NUMBER OF UNITS OUTSTANDING - BASIC (in units) | 127,125,437 | 127,195,219 | 127,198,805 | 127,195,219
WEIGHTED-AVERAGE NUMBER OF UNITS OUTSTANDING - DILUTED (in units) | 127,125,000 | 127,195,000 | 127,199,000 | 127,195,000
Product |  |  |  |
EXPENSES: |  |  |  |
Operating expenses (excluding depreciation, depletion and amortization) | $ 339,099 | $ 330,694 | $ 1,012,224 | $ 909,567
Coal sales |  |  |  |
SALES AND OPERATING REVENUES: |  |  |  |
Revenues | 549,123 | 550,563 | 1,688,238 | 1,470,730
Oil & gas royalties |  |  |  |
SALES AND OPERATING REVENUES: |  |  |  |
Revenues | 34,125 | 38,695 | 101,709 | 111,378
Transportation |  |  |  |
SALES AND OPERATING REVENUES: |  |  |  |
Revenues | 34,964 | 28,548 | 95,729 | 93,305
EXPENSES: |  |  |  |
Operating expenses (excluding depreciation, depletion and amortization) | 34,964 | 28,548 | 95,729 | 93,305
Other revenues |  |  |  |
SALES AND OPERATING REVENUES: |  |  |  |
Revenues | $ 18,309 | $ 14,655 | $ 55,603 | $ 40,348

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