Commodity Price Risk Activities - Schedule of Commodity Derivative Contracts (Details)	3 Months Ended
	Mar. 31, 2019 $ / MMBTU $ / bbl bbl Mcf
Oil WTI Swaps April-December 2019
Derivative [Line Items]
Total volume | bbl	6,613
Weighted average price - swap	54.23
Weighted average price - floor	48.04
Weighted average price - ceiling	69.57
Oil Argus WTI Basis Swaps April-December 2019
Derivative [Line Items]
Total volume | bbl	6,000
Weighted average price - swap	5.05
Weighted average price - floor	5.00
Weighted average price - ceiling	5.55
Oil -WTI Swaps January-December 2020
Derivative [Line Items]
Total volume | bbl	4,680
Weighted average price - swap	57.34
Weighted average price - floor	48.90
Weighted average price - ceiling	65.56
Natural Gas Henry Hub Swaps April-December 2019
Derivative [Line Items]
Total volume | Mcf	15,000
Weighted average price - swap | $ / MMBTU	2.80
Weighted average price - floor | $ / MMBTU	2.78
Weighted average price - ceiling | $ / MMBTU	2.98