| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 | Dec'12 | Dec'11 | Dec'10 | Dec'09 |
|---|---|---|---|---|---|---|---|---|---|---|
Cash flows from operating activities: | ||||||||||
Net income | ||||||||||
52,765 | 53,907 | 38,424 | 20,967 | 13,255 | 45,239 | 43,576 | 38,022 | 42,215 | 34,883 | 21,681 |
Adjustments to reconcile net income to net cash provided by operating activities: | ||||||||||
Depreciation, depletion and amortization | ||||||||||
13,301 | 8,947 | 9,302 | 8,507 | 10,068 | 10,050 | 13,143 | 16,583 | 18,348 | 17,988 | 15,599 |
Amortization of operating lease right-of-use asset | ||||||||||
256 | - | - | - | - | - | - | - | - | - | - |
Amortization of deferred rent incentive | ||||||||||
- | 38 | 23 | 54 | 46 | 40 | -39 | -40 | -39 | -40 | -39 |
Changes in operating assets and liabilities: | ||||||||||
Trade and other receivables | ||||||||||
-395 | 437 | 1,727 | 1,693 | -2,122 | -1,747 | 702 | -796 | 1,054 | -129 | -366 |
Net profits interests receivable—related party | ||||||||||
684 | -132 | 3,105 | -780 | -2,787 | -600 | 43 | -1,144 | 3,965 | 52 | 725 |
Accounts payable and other current liabilities | ||||||||||
324 | -178 | 455 | -252 | -571 | 64 | 463 | -81 | -9 | 9 | -204 |
Operating lease liability | ||||||||||
-248 | - | - | - | - | - | - | - | - | - | - |
Deferred rent incentive | ||||||||||
- | 191 | 702 | 23 | 77 | - | - | - | - | - | - |
Net cash provided by operating activities | ||||||||||
66,109 | 62,524 | 44,028 | 28,278 | 27,692 | 57,660 | 56,398 | 56,424 | 55,496 | 52,763 | 37,396 |
Cash flows provided by investing activities: | ||||||||||
Net cash contributed in acquisition | ||||||||||
-1,406 | 19 | -440 | - | - | - | - | - | - | - | - |
Proceeds from sale of NPI reserves | ||||||||||
- | - | - | - | 140 | 3,616 | 0 | - | - | - | - |
Cash contributed in acquisition of royalty interests | ||||||||||
- | - | - | - | 0 | - | - | - | - | - | - |
Adjustment related to acquisition of oil and natural gas properties | ||||||||||
- | - | - | - | - | - | - | - | - | 683 | 1,251 |
Capital expenditures for property and leasehold improvements | ||||||||||
- | - | - | - | - | - | - | - | 6 | 119 | 6 |
Capital expenditures | ||||||||||
- | 41 | 1,056 | - | 0 | - | - | - | - | - | - |
Proceeds from the sale of oil and natural gas properties | ||||||||||
439 | - | - | - | - | - | - | - | - | - | - |
Total cash flows provided by (used in) investing activities | ||||||||||
1,845 | -60 | -616 | - | 140 | - | - | - | -6 | 564 | 1,245 |
Cash flows used in financing activities: | ||||||||||
Distributions paid to General Partner and unitholders | ||||||||||
70,900 | 58,006 | 37,797 | 27,202 | 36,608 | 60,539 | 55,015 | 56,870 | 52,505 | -52,198 | -44,728 |
Increase in cash and cash equivalents | ||||||||||
-2,946 | 4,458 | 5,615 | 1,076 | -8,776 | 737 | 1,383 | -446 | 2,985 | 1,129 | -6,087 |
Non-cash investing and financing activities: | ||||||||||
Fair value of common units issued for acquisition | ||||||||||
43,824 | - | 23,183 | - | 0 | - | - | - | - | 17,685 | 36,496 |