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CONSOLIDATED AND CONDENSED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Revenues: |  |  |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax |  | $ 184,531 | $ 195,636 | $ 365,361 | $ 440,165
Cost of products sold: (excluding depreciation and amortization) |  |  |  |  |
Cost of products sold |  | 76,811 | 97,249 | 154,458 | 237,067
Expenses: |  |  |  |  |
Operating expenses | [1] | 65,358 | 60,737 | 129,292 | 123,482
Selling, general and administrative | [1] | 10,701 | 8,447 | 19,614 | 19,619
Depreciation and amortization |  | 12,687 | 12,547 | 25,336 | 25,448
Total costs and expenses |  | 165,557 | 178,980 | 328,700 | 405,616
Other operating income (loss), net |  | 953 | 673 | 1,161 | 285
Operating income |  | 19,927 | 17,329 | 37,822 | 34,834
Other income (expense): |  |  |  |  |
Interest expense, net |  | (14,377) | (15,263) | (28,219) | (30,920)
Loss on extinguishment of debt |  | 0 | 0 | 0 | (5,121)
Other, net |  | 2 | 11 | 18 | 33
Total other expense |  | (14,375) | (15,252) | (28,201) | (36,008)
Net income (loss) before taxes |  | 5,552 | 2,077 | 9,621 | (1,174)
Income tax expense |  | (1,772) | (996) | (2,568) | (2,831)
Net income (loss) |  | 3,780 | 1,081 | 7,053 | (4,005)
Less general partner's interest in net income (loss) |  | (76) | (22) | (141) | 80
Less income (loss) allocable to unvested restricted units |  | (16) | (4) | (28) | 12
Limited partners' interest in net income (loss) |  | $ 3,688 | $ 1,055 | $ 6,884 | $ (3,913)
Net income (loss) per unit attributable to limited partners - basic (in dollars per share) |  | $ 0.09 | $ 0.03 | $ 0.18 | $ (0.10)
Net income (loss) per unit attributable to limited partners - diluted (in dollars per share) |  | $ 0.09 | $ 0.03 | $ 0.18 | $ (0.10)
Weighted average limited partner units - basic (in shares) |  | 38,832,222 | 38,772,266 | 38,833,039 | 38,771,037
Weighted average limited partner units - diluted (in shares) |  | 38,891,375 | 38,777,600 | 38,872,192 | 38,771,037
Terminalling and storage |  |  |  |  |
Revenues: |  |  |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | [1] | $ 22,375 | $ 21,684 | $ 44,892 | $ 42,542
Transportation |  |  |  |  |
Revenues: |  |  |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | [1] | 57,676 | 54,750 | 115,983 | 110,473
Sulfur services |  |  |  |  |
Revenues: |  |  |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax |  | 3,477 | 3,357 | 6,954 | 6,715
Product sales |  |  |  |  |
Revenues: |  |  |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | [1] | 101,003 | 115,845 | 197,532 | 280,435
Specialty products |  |  |  |  |
Revenues: |  |  |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | [1] | 67,288 | 78,872 | 133,613 | 211,141
Cost of products sold: (excluding depreciation and amortization) |  |  |  |  |
Cost of products sold | [1] | 57,553 | 71,570 | 114,783 | 189,565
Sulfur services |  |  |  |  |
Revenues: |  |  |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | [1] | 33,715 | 36,973 | 63,919 | 69,294
Cost of products sold: (excluding depreciation and amortization) |  |  |  |  |
Cost of products sold | [1] | 19,234 | 25,654 | 39,633 | 47,471
Terminalling and storage |  |  |  |  |
Cost of products sold: (excluding depreciation and amortization) |  |  |  |  |
Cost of products sold | [1] | $ 24 | $ 25 | $ 42 | $ 31
[1] | Related Party Transactions Included Above
| Three Months Ended |  | Six Months Ended
| June 30, |  | June 30,
| 2024 |  | 2023 |  | 2024 |  | 2023
Revenues:* |  |  |  |  |  |  |
Terminalling and storage | $ | 18,078 |  |  | $ | 18,077 |  |  | $ | 36,627 |  |  | $ | 35,579 |
Transportation | 8,318 |  |  | 7,277 |  |  | 16,919 |  |  | 12,788 |
Product Sales | 123 |  |  | 7,497 |  |  | 252 |  |  | 8,422 |
Costs and expenses:* |  |  |  |  |  |  |
Cost of products sold: (excluding depreciation and amortization) |  |  |  |  |  |  |
Specialty products | 8,368 |  |  | 7,918 |  |  | 14,941 |  |  | 17,428 |
Sulfur services | 2,919 |  |  | 2,644 |  |  | 5,912 |  |  | 5,352 |
Terminalling and storage | 24 |  |  | 25 |  |  | 42 |  |  | 31 |
Expenses: |  |  |  |  |  |  |
Operating expenses | 26,501 |  |  | 25,058 |  |  | 52,924 |  |  | 48,885 |
Selling, general and administrative | 8,638 |  |  | 6,556 |  |  | 15,501 |  |  | 15,072 |

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