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CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
SALES AND OPERATING REVENUES: |  |  |
Revenues | $ 2,566,701 | $ 2,419,967 | $ 1,579,230
EXPENSES: |  |  |
Outside coal purchases | 36,149 | 151 | 6,372
General and administrative | 79,096 | 80,425 | 70,275
Depreciation, depletion and amortization | 267,982 | 276,670 | 264,794
Settlement gain |  | (6,664) |
Total operating expenses | 1,894,304 | 1,752,524 | 1,355,467
INCOME FROM OPERATIONS | 672,397 | 667,443 | 223,763
Interest expense (net of interest capitalized of $6,706, $922 and $396, respectively) | (36,091) | (37,331) | (39,229)
Interest income | 9,394 | 2,035 | 88
Equity method investment income (loss) | (1,468) | 5,634 | 2,130
Other income (expense) | 218 | 4,355 | (2,966)
INCOME BEFORE INCOME TAXES | 644,450 | 642,136 | 183,786
INCOME TAX EXPENSE | 8,280 | 53,978 | 417
NET INCOME | 636,170 | 588,158 | 183,369
LESS: NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTEREST | (6,052) | (1,958) | (598)
NET INCOME ATTRIBUTABLE TO ARLP | 630,118 | 586,200 | 182,771
NET INCOME ATTRIBUTABLE TO ARLP |  |  |
GENERAL PARTNER | 1,384 | 9,010 | 4,614
LIMITED PARTNERS | $ 628,734 | $ 577,190 | $ 178,157
EARNINGS PER LIMITED PARTNER UNIT - BASIC (in dollars per unit) | $ 4.81 | $ 4.39 | $ 1.36
EARNINGS PER LIMITED PARTNER UNIT - DILUTED (in dollars per unit) | $ 4.81 | $ 4.39 | $ 1.36
WEIGHTED-AVERAGE NUMBER OF UNITS OUTSTANDING - BASIC (in units) | 127,180,312 | 127,195,219 | 127,195,219
WEIGHTED-AVERAGE NUMBER OF UNITS OUTSTANDING - DILUTED (in units) | 127,180,000 | 127,195,000 | 127,195,000
Product |  |  |
EXPENSES: |  |  |
Operating expenses (excluding depreciation, depletion and amortization) | $ 1,368,787 | $ 1,288,082 | $ 944,419
Coal sales |  |  |
SALES AND OPERATING REVENUES: |  |  |
Revenues | 2,210,210 | 2,102,229 | 1,386,923
Oil & gas royalties |  |  |
SALES AND OPERATING REVENUES: |  |  |
Revenues | 137,751 | 151,060 | 84,183
Transportation |  |  |
SALES AND OPERATING REVENUES: |  |  |
Revenues | 142,290 | 113,860 | 69,607
EXPENSES: |  |  |
Operating expenses (excluding depreciation, depletion and amortization) | 142,290 | 113,860 | 69,607
Other revenues |  |  |
SALES AND OPERATING REVENUES: |  |  |
Revenues | $ 76,450 | $ 52,818 | $ 38,517

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