Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Cash flow from operating activities:
Net income	$ 26,562	$ 86,515
Adjustments to reconcile net income to net cash provided by operating activities:
Gain on sale of assets		(41,382)
Unrealized (gain) loss on hedging activities		1,151
Amortization of royalty interests in oil and natural gas properties	9,624	14,753
Depreciation of property and equipment	46
Accretion of asset retirement obligation		7
Amortization of debt issuance costs	482	296
Stock-based compensation	1,830
Deferred income taxes	2,302	1,061
Cash paid to settle derivatives		(1,151)
Changes in operating assets and liabilities
Accounts receivable	3,242	1,067
Prepaid expenses	232	(616)
Other assets	10
Accounts payable and accrued expenses	1,454	(4,752)
Other liabilities	476	(147)
Net cash provided by operating activities	46,260	56,802
Cash flows from investing activities:
Additions to oil and natural gas properties		(523)
Purchase of property and equipment	(542)
Cash acquired in the Transaction		2,920
Proceeds from the sale of assets		121,130
Acquisition of oil and natural gas properties	(20,903)
Net cash provided by (used in) investing activities	(21,445)	123,527
Cash flows from financing activities:
Distributions to partners		(143,788)
Distribution of subsidiaries		(7,124)
Proceeds from credit facility	30,000
Repayments of long-term debt	(13,000)	(27,000)
Deferred financing fees		(8)
Dividends paid	(24,089)
Distributions to non-controlling interests	(22,302)
Distribution equivalent rights paid	(114)
Net cash used in financing activities	(29,505)	(177,920)
Net increase (decrease) in cash and cash equivalents	(4,690)	2,409
Cash and cash equivalents, beginning of period	7,317	10,497
Cash and cash equivalents, end of period	2,627	12,906
Supplemental disclosure of cash flow information:
Cash paid for interest	1,356	1,245
Cash paid for income taxes	$ 1,260	450
Non-cash investing and financing activities:
Credit facility prior to the transaction		38,000
Deferred financing prior to the Transaction		3,214
Deferred tax asset related to the Transaction		60,603
Accounts payable related to property and equipment		$ 229