v3.8.0.1
CONSOLIDATED STATEMENTS OF INCOME - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Revenues:      
Service revenues $ 1,128,726 $ 1,083,165 $ 1,114,153
Product sales 685,293 673,517 969,887
Total revenues 1,814,019 1,756,682 2,084,040
Costs and expenses:      
Cost of product sales 651,599 633,653 907,574
Operating expenses (excluding depreciation and amortization expense):      
Third parties 449,670 426,686 337,466
Related party 0 21,681 135,565
Total operating expenses 449,670 448,367 473,031
General and administrative expenses (excluding depreciation and amortization expense):      
Third parties 112,240 88,324 35,752
Related party 0 10,493 66,769
Total general and administrative expenses 112,240 98,817 102,521
Depreciation and amortization expense 264,232 216,736 210,210
Total costs and expenses 1,477,741 1,397,573 1,693,336
Operating income (loss) 336,278 359,109 390,704
Interest expense, net (173,083) (138,350) (131,868)
Other income (expense), net (5,294) (58,783) 61,822
Income (loss) from continuing operations before income tax expense 157,901 161,976 320,658
Income tax expense 9,937 11,973 14,712
Income (loss) from continuing operations 147,964 150,003 305,946
Income (loss) from discontinued operations, net of tax 0 0 774
Net income $ 147,964 $ 150,003 $ 306,720
Basic and diluted income (loss) per common unit:      
Continuing operations $ 0.64 $ 1.27 $ 3.29
Discontinued operations 0.00 0.00 0.01
Total (Note 20) $ 0.64 $ 1.27 $ 3.30
Basic weighted-average common units outstanding 88,825,964 78,080,484 77,886,078
Diluted weighted-average common units outstanding 88,825,964 78,113,002 77,886,078