Supplemental Disclosures of Cash Flow Information

12 Months Ended

Dec. 31, 2019

Additional Cash Flow Elements and Supplemental Cash Flow Information [Abstract]

Supplemental Disclosures of Cash Flow Information

Supplemental Disclosures of Cash Flow Information

Supplemental cash flow information is as follows:

	Year Ended December 31,
	2019			2018			2017
	(in thousands)
Cash paid for interest	$	55,470		$	50,063		$	61,295
Cash paid for income taxes	—			—			—
Cash paid for amounts included in the measurements of lease liabilities:
Cash paid for operating leases	1,315
Non-cash operating activities:
Right-of-use assets obtained in exchange for lease obligations
Operating leases (1)	14,999
Supplemental disclosures of non-cash investing and financing activities:
Accrued liabilities - oil and gas properties	28,130			98,346			43,980
Change in asset retirement obligations, net of disposals	(5,538		)	10,778			5,376
Fair value of debt exchanged for common stock	—			—			48,992
Retirement of treasury stock	(1,729		)	(1,535		)	(1,253		)
Properties exchanged in non-cash transactions	4,561			—			13,323
Issuance of common stock for Merger	—			484,000			—

(1)

Excludes the reclassifications of lease incentives and deferred rent balances.