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v3.19.3.a.u2

Consolidated Statements of Income and Comprehensive Income - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Net revenues: |  |  |  |
Affiliate | [1] | $ 261,014 | $ 240,809 | $ 156,280
Third party |  | 322,978 | 416,800 | 381,795
Net revenues |  | 583,992 | 657,609 | 538,075
Cost of sales: |  |  |  |
Cost of materials and other |  | 336,473 | 429,061 | 372,890
Operating expenses (excluding depreciation and amortization presented below) |  | 71,341 | 55,924 | 40,154
Depreciation and amortization |  | 24,893 | 24,108 | 19,026
Total cost of sales |  | 432,707 | 509,093 | 432,070
Operating expenses related to wholesale business (excluding depreciation and amortization presented below) |  | 2,816 | 2,820 | 3,120
General and administrative expenses |  | 20,815 | 17,166 | 11,840
Depreciation and amortization |  | 1,808 | 1,882 | 2,888
Other operating expense (income), net |  | (34) | (891) | 20
Total operating costs and expenses |  | 458,180 | 531,852 | 449,898
Operating income |  | 125,812 | 125,757 | 88,177
Interest expense, net |  | 47,328 | 41,263 | 23,944
Income from equity method investments |  | (19,832) | (6,230) | (4,953)
Other expense, net |  | 600 | 8 | (1)
Total non-operating expenses, net |  | 28,096 | 35,041 | 18,990
Income before income tax expense |  | 97,716 | 90,716 | 69,187
Income tax expense (benefit) |  | 967 | 534 | (222)
Net income attributable to partners |  | 96,749 | 90,182 | 69,409
Comprehensive income attributable to partners |  | 96,749 | 90,182 | 69,409
Less: General partner's interest in net income, including incentive distribution rights |  | 33,080 | 25,543 | 18,429
Limited partners' interest in net income |  | $ 63,669 | $ 64,639 | $ 50,980
Common units - basic |  |  |  |
Common units - (basic) (in usd per unit) |  | $ 2.61 | $ 2.65 | $ 2.09
Common units - (diluted) (in usd per unit) |  | $ 2.61 | $ 2.65 | $ 2.09
Weighted average limited partner units outstanding: |  |  |  |
Common units - (basic) (in units) |  | 24,413,294 | 24,390,286 | 24,348,063
Common units - (diluted) (in units) |  | 24,418,641 | 24,396,881 | 24,376,972
Cash distributions per limited partner unit (in usd per unit) |  | $ 3.440 | $ 3.120 | $ 2.835
[1] | See Note 4 for a description of our material affiliate revenue transactions.

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