| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | |
|---|---|---|---|---|---|---|
Operating income: | ||||||
Royalty income | ||||||
293,811 | 282,661 | 160,163 | 78,837 | 74,859 | 77,767 | |
Lease bonus income | ||||||
4,117 | 6,029 | 11,870 | 0 | 0 | 0 | |
Lease bonus income - related party | ||||||
- | - | - | 309 | - | - | |
Other operating income | ||||||
355 | 130 | 0 | 0 | - | - | |
Total operating income | ||||||
298,283 | 288,820 | 172,033 | 79,146 | 74,859 | 77,767 | |
Costs and expenses: | ||||||
Production and ad valorem taxes | ||||||
19,076 | 19,048 | 10,608 | 5,544 | 5,531 | 5,377 | |
Gathering and transportation | ||||||
0 | 0 | 789 | - | 259 | 0 | |
Depletion of Oil and Gas Properties | ||||||
78,178 | 58,830 | 40,519 | 29,820 | 35,436 | 27,601 | |
Impairment | ||||||
- | - | - | 47,469 | 3,423 | 0 | |
General and administrative expenses | ||||||
7,489 | 7,955 | 6,296 | 5,209 | 5,835 | 4,372 | |
Total costs and expenses | ||||||
104,743 | 85,833 | 58,212 | 88,457 | 50,484 | 37,350 | |
Income from operations | ||||||
193,540 | 202,987 | 113,821 | -9,311 | 24,375 | 40,417 | |
Other income (expense): | ||||||
Interest expense, net | ||||||
-21,076 | -13,849 | -3,164 | -2,455 | 1,110 | 487 | |
(Loss) gain on revaluation of investment | ||||||
4,832 | -550 | 0 | 0 | - | - | |
Other income, net | ||||||
2,332 | 1,924 | 821 | 867 | 1,154 | 459 | |
Interest expenserelated party, net of capitalized interest | ||||||
- | - | - | - | - | 10,755 | |
Total other expense, net | ||||||
-13,912 | -12,475 | -2,343 | -1,588 | 44 | -10,783 | |
Income before income taxes | ||||||
179,628 | 190,512 | 111,478 | -10,899 | - | - | |
Provision for (benefit from) income taxes | ||||||
-41,582 | -72,365 | 0 | 0 | - | - | |
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | ||||||
221,210 | 262,877 | 111,478 | -10,899 | 24,419 | 29,634 | |
Net income attributable to non-controlling interest | ||||||
174,929 | 118,919 | 0 | 0 | - | - | |
Net Income (Loss) Attributable to Parent | ||||||
46,281 | 143,958 | 111,478 | -10,899 | - | - | |
Net (loss) income attributable to common limited partner units: | ||||||
Net Income (Loss), Per Outstanding Limited Partnership Unit, Basic, Net of Tax | ||||||
0.75 | 2.01 | 1.07 | -0.13 | 0.31 | 0.29 | |
Net Income (Loss), Net of Tax, Per Outstanding Limited Partnership Unit, Diluted | ||||||
0.75 | 2.01 | 1.07 | -0.13 | 0.31 | 0.29 | |
Weighted average number of common limited partner units outstanding: | ||||||
Weighted Average Limited Partnership Units Outstanding, Basic | ||||||
61,744 | 71,546 | 104,318 | 83,081 | 79,717 | 78,090 | |
Weighted Average Limited Partnership Units Outstanding, Diluted | ||||||
61,787 | 71,626 | 104,383 | 83,081 | 79,727 | 78,102 | |
Natural Gas, Gathering, Transportation, Marketing and Processing [Member] | ||||||
Cost of Goods and Services Sold | ||||||
- | - | - | 415 | - | - | |