Supplemental Disclosures to the Balance Sheets and Statements of Cash Flows

12 Months Ended

Dec. 31, 2022

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Supplemental Disclosures to the Balance Sheets and Statements of Cash Flows

Other current assets reported on the consolidated balance sheets included the following:


	Year Ended December 31,
	2022		2021
	(in thousands)
Prepaid expenses	$	12,330	$	26,840

Materials and supplies	8,976		9,533
Prepaid deposits	7,266		6,415
Oil inventories	4,036		2,933
Other	1,117		225
Total other current assets	$	33,725	$	45,946

Other non-current assets at December 31, 2022 included approximately $6 million of operating lease right-of-use assets, net of amortization and $4 million of deferred financing costs, net of amortization. At December 31, 2021 other non-current assets included approximately $5 million of deferred financing costs, net of amortization.

Accounts payable and accrued expenses on the consolidated balance sheets included the following:


	Year Ended December 31,
	2022		2021
	(in thousands)
Accounts payable - trade	$	40,286	$	17,699
Accrued expenses	85,360		62,962
Royalties payable	38,264		24,816

Greenhouse gas liability - current portion	—		7,513
Taxes other than income tax liability	6,640		8,273
Accrued interest	10,885		10,736
Dividends payable	—		4,800
Asset retirement obligation - current portion	20,000		20,000
Operating lease liability	1,666		—
Other	—		725
Total accounts payable and accrued expenses	$	203,101	$	157,524

At December 31, 2022 other non-current liabilities included approximately $23 million non-current greenhouse gas liability, which is due 2024, and $5 million of non-current operating lease liability. At December 31, 2021 we had $18 million non-current greenhouse gas liability, which is due in 2024.

Supplemental Information on the Statement of Operations

For the years ended December 31, 2022, 2021, and 2020 other operating expenses were $4 million, $3 million, and $6 million respectively. For the year ended December 31, 2022, other operating expenses mainly consisted of approximately $2 million in royalty audit charges incurred prior to our emergence and restructuring in 2017, and approximately $2 million loss on the divestiture of the Piceance properties. For the year ended December 31, 2021, other operating expenses mainly consisted of expensing $3 million of unamortized debt issuance costs related to the 2017 RBL facility, approximately $3 million of supplemental property tax assessments, royalty audit charges and tank rental costs, and $2 million of various other costs such as excess abandonment costs and legal fees, partially

offset by approximately $2 million on gain on the sale of properties and over $2 million of income from employee retention credits. For the year ended December 31, 2020, other operating expenses included of $3 million of excess abandonment costs, $2 million of oil tank storage fees, and $1 million of drilling rig standby charges.

Supplemental Cash Flow Information

Supplemental disclosures to the consolidated statements of cash flows are presented below:


	Year Ended December 31,
	2022		2021		2020
	(in thousands)
Supplemental Disclosures of Significant Non-Cash Operating Activities:
Greenhouse gas liability - reclassification from current liability to long-term	$	8,000	$	—	$	—
Greenhouse gas liability - reclassification from long-term to current liability	$	—	$	—	$	33,376
Supplemental Disclosures of Significant Non-Cash Investing Activities:
Material inventory transfers to oil and natural gas properties	$	2,707	$	3,424	$	1,596
Supplemental Disclosures of Cash Payments (Receipts):
Interest, net of amounts capitalized	$	29,792	$	29,211	$	29,962
Income taxes payments	$	3,633	$	699	$	222