Derivative Instruments (Tables)

3 Months Ended

Mar. 31, 2020

Realized and Unrealized Gains and Losses on Derivative Instruments

Cash receipts in the following table reflect the gain on derivative contracts which matured during the applicable period, calculated as the difference between the contract price and the market settlement price of matured contracts. The Company's 2019 natural gas derivatives were settled based upon reported NYMEX Henry Hub settlement prices. Non-cash losses below represent the change in fair value of derivative instruments which continued to be held at period end, if any, and the reversal of previously recognized non-cash gains or losses on derivative contracts that matured during the period.

	Three months ended March 31,
In thousands	2020		2019
Cash received on derivatives:
Natural gas fixed price swaps	$	—	$	7,645
Natural gas collars	—		5,417
Cash received on derivatives, net	—		13,062
Non-cash loss on derivatives:
Natural gas fixed price swaps	—		(8,704		)
Natural gas collars	—		(5,482		)
Non-cash loss on derivatives, net	—		(14,186		)
Loss on natural gas derivatives, net	$	—	$	(1,124	)