Derivative Instruments and Hedging Activities (Schedule of Outstanding Oil and Natural Gas Derivative Contracts) (Details) - Forecast - Not Designated as Hedging Instrument	3 Months Ended	6 Months Ended		9 Months Ended
	Mar. 31, 2022 MMBTU bbl	Jun. 30, 2022 bbl	Dec. 31, 2020 MMBTU $ / bbl $ / MMBTU bbl	Dec. 31, 2020 $ / bbl $ / MMBTU bbl	Dec. 31, 2021 $ / MMBTU $ / bbl
Commodity - Oil | Call option | Short
Derivative [Line Items]
Total volume (Bbls) | bbl	4,825,300		460,000
Weighted average price (in dollars per share)			55.00	55.00	63.62
Commodity - Oil | Call option | Long
Derivative [Line Items]
Total volume (Bbls) | bbl		0		460,000
Weighted average price (in dollars per share) | $ / bbl			67.50	67.50	0
Commodity - Oil | Put option | Short
Derivative [Line Items]
Total volume (Bbls) | bbl		0		552,000
Weighted average price (in dollars per share) | $ / bbl			42.50	42.50	0
Commodity - Oil | Collar Contracts
Derivative [Line Items]
Total volume (Bbls) | bbl		4,653,750		1,501,440
Commodity - Oil | Collar Contracts | Call option | Short
Derivative [Line Items]
Weighted average price (in dollars per share) | $ / bbl			45.00	45.00	45.31
Commodity - Oil | Collar Contracts | Put option | Long
Derivative [Line Items]
Weighted average price (in dollars per share) | $ / bbl			35.00	35.00	40.00
Commodity - Oil | Oil contracts (Brent ICE)
Derivative [Line Items]
Total volume (Bbls) | bbl		730,000		0
Commodity - Oil | Oil contracts (Brent ICE) | Call option | Short
Derivative [Line Items]
Weighted average price (in dollars per share) | $ / bbl			0	0	50.00
Commodity - Oil | Oil contracts (Brent ICE) | Put option | Long
Derivative [Line Items]
Weighted average price (in dollars per share) | $ / bbl			0	0	45.00
Commodity - Oil | Swap contracts
Derivative [Line Items]
Total volume (Bbls) | bbl	1,377,000		2,496,880
Weighted average price (in dollars per share)			42.10	42.10	42.00
Commodity - Oil | Swap contracts | Call option | Short
Derivative [Line Items]
Total volume (Bbls) | bbl	730,000		0
Weighted average price (in dollars per share)			0	0	47.00
Commodity - Oil | Swap contracts | Oil contracts (Brent ICE)
Derivative [Line Items]
Total volume (Bbls) | bbl	1,272,450		0
Weighted average price (in dollars per share) | $ / bbl			0	0	38.24
Commodity - Oil | Swap contracts | Oil contracts (Midland basis differential)
Derivative [Line Items]
Total volume (Bbls) | bbl	3,022,900		1,380,000
Weighted average price (in dollars per share) | $ / bbl					0.26
Weighted average price (in dollars per share) | $ / bbl			(1.89)	(1.89)
Commodity - Oil | Swap contracts | Oil contracts (Argus Houston MEH basis differential)
Derivative [Line Items]
Total volume (Bbls) | bbl	0		1,435,202
Weighted average price (in dollars per share)			0.03	0.03	0
Commodity - Oil | Swap contracts | Oil contracts (Argus Houston MEH swaps)
Derivative [Line Items]
Total volume (Bbls) | bbl	2,969,050		0
Weighted average price (in dollars per share)			0	0	39.48
Commodity - Natural gas | Call option | Short
Derivative [Line Items]
Weighted average price (in dollars per share)			3.50	3.50	3.09
Total volume (MMBtu) | MMBTU	7,300,000		2,013,000
Commodity - Natural gas | Collar contracts (three-way collars)
Derivative [Line Items]
Total volume (MMBtu) | MMBTU	1,350,000		1,525,000
Commodity - Natural gas | Collar contracts (three-way collars) | Call option | Short
Derivative [Line Items]
Weighted average price (in dollars per share)			2.72	2.72	2.70
Commodity - Natural gas | Collar contracts (three-way collars) | Put option | Short
Derivative [Line Items]
Weighted average price (in dollars per share)			2.00	2.00	2.00
Commodity - Natural gas | Collar contracts (three-way collars) | Put option | Long
Derivative [Line Items]
Weighted average price (in dollars per share)			2.45	2.45	2.42
Commodity - Natural gas | Collar contracts (two-way collars)
Derivative [Line Items]
Total volume (MMBtu) | MMBTU	9,550,000		1,525,000
Commodity - Natural gas | Collar contracts (two-way collars) | Call option | Short
Derivative [Line Items]
Weighted average price (in dollars per share)			3.25	3.25	3.04
Commodity - Natural gas | Collar contracts (two-way collars) | Put option | Long
Derivative [Line Items]
Weighted average price (in dollars per share)			2.67	2.67	2.59
Commodity - Natural gas | Swap contracts
Derivative [Line Items]
Weighted average price (in dollars per share)			2.05	2.05	2.60
Total volume (MMBtu) | MMBTU	11,123,000		1,633,000
Commodity - Natural gas | Swap contracts | Waha Basis Differential
Derivative [Line Items]
Total volume (MMBtu) | MMBTU	12,775,000		4,421,000
Weighted average price (in dollars per share)			(0.91)	(0.91)	(0.47)
Commodity - Natural gas liquids | Swap contracts | NGL contracts (OPIS Mont Belvieu Purity Ethane)
Derivative [Line Items]
Total volume (Bbls) | bbl	1,825,000		0
Weighted average price (in dollars per share)			0	0	7.62