Revenue Recognition (Tables)

9 Months Ended

Sep. 30, 2020

Revenue Recognition and Deferred Revenue [Abstract]

Disaggregation of Revenue [Table Text Block]

Disaggregated Revenue. The following table presents crude oil, natural gas and NGLs sales disaggregated by commodity and operating region for the three and nine months ended September 30, 2020 and 2019:

	Three Months Ended September 30,						Nine Months Ended September 30,
Revenue by Commodity and Operating Region	2020		2019		Percent Change		2020		2019		Percent Change
	(in thousands)
Crude oil
Wattenberg Field	$	183,420	$	185,543	(1.1)	%	$	483,608	$	569,518	(15.1)	%
Delaware Basin	42,591		70,175		(39.3)	%	107,347		191,452		(43.9)	%
Total	$	226,011	$	255,718	(11.6)	%	$	590,955	$	760,970	(22.3)	%
Natural gas
Wattenberg Field	$	39,759	$	23,949	66.0	%	$	109,279	$	100,779	8.4	%
Delaware Basin	2,140		2,613		(18.1)	%	3,183		9,293		(65.7)	%
Total	$	41,899	$	26,562	57.7	%	$	112,462	$	110,072	2.2	%
NGLs
Wattenberg Field	$	38,871	$	16,906	129.9	%	$	86,875	$	67,305	29.1	%
Delaware Basin	8,139		8,223		(1.0)	%	18,864		29,117		(35.2)	%
Total	$	47,010	$	25,129	87.1	%	$	105,739	$	96,422	9.7	%
Crude oil, natural gas and NGLs
Wattenberg Field	$	262,050	$	226,398	15.7	%	$	679,762	$	737,602	(7.8)	%
Delaware Basin	52,870		81,011		(34.7)	%	129,394		229,862		(43.7)	%
Total	$	314,920	$	307,409	2.4	%	$	809,156	$	967,464	(16.4)	%

Contract with Customer, Asset and Liability

The following table presents the changes in carrying amounts of the contract assets associated with our crude oil, natural gas and NGLs sales revenue for the nine months ended September 30, 2020:

	Amount
	(in thousands)
Beginning balance, January 1, 2020	$	11,494
Additions	15,627
Amortized as a reduction to crude oil, natural gas and NGLs sales	(1,588)
Ending balance, September 30, 2020	$	25,533