Leases (Tables)

12 Months Ended

Dec. 31, 2020

Leases [Abstract]

Schedule of Lease Assets and Liabilities

The table below reflects our operating lease right-of-use assets and operating lease liabilities, which primarily consist of our office leases:

	Successor		Predecessor
In thousands	December 31, 2020		December 31, 2019
Operating leases
Operating lease right-of-use assets	$	20,342	$	34,099
Operating lease liabilities – current	$	1,350	$	6,901
Operating lease liabilities – long-term	19,460		41,932
Total operating lease liabilities	$	20,810	$	48,833

Schedule of Weighted Average Lease Terms and Discount Rates

The following weighted average remaining lease terms and discount rates related to our outstanding operating leases:

	Successor		Predecessor
	December 31, 2020		December 31, 2019
Weighted average remaining lease term	6.3 years		5.7 years
Weighted average discount rate	5.6	%	6.7	%

Schedule of Lease Costs

The following table summarizes the components of lease costs and sublease income:

		Successor		Predecessor
		Period from Sept. 19, 2020 through Dec. 31, 2020		Period from Jan. 1, 2020 through Sept. 18, 2020		Year Ended
In thousands	Income Statement					Dec. 31, 2019
Operating lease cost	General and administrative expenses	$	872	$	5,683	$	8,924
	Lease operating expenses	158		214		58
	CO2 operating and discovery expenses	14		37		5
		$	1,044	$	5,934	$	8,987
Finance lease cost
Amortization of right-of-use assets	Depletion, depreciation, and amortization	$	3	$	9	$	1,188
Interest on lease liabilities	Interest expense	1		3		40
Total finance lease cost		$	4	$	12	$	1,228
Sublease income	General and administrative expenses	$	100	$	2,584	$	4,127

Supplemental Cash Flow Information Related to Leases

Our statement of cash flows included the following activity related to our operating and finance leases:

	Successor		Predecessor
	Period from Sept. 19, 2020 through Dec. 31, 2020		Period from Jan. 1, 2020 through Sept. 18, 2020		Year Ended
In thousands					Dec. 31, 2019
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$	341	$	7,341	$	10,995
Operating cash flows from interest on finance leases	1		3		40
Financing cash flows from finance leases	78		10		1,275
Right-of-use assets obtained in exchange for lease obligations
Operating leases	19,902		1,049		415
Finance leases	—		162		—

Schedule of Maturities of Operating Lease Liabilities

The following table summarizes by year the maturities of our lease liabilities as of December 31, 2020:

	Operating
In thousands	Leases
2021	$	2,496
2022	4,149
2023	4,135
2024	4,111
2025	4,149
Thereafter	6,263
Total minimum lease payments	25,303
Less: Amount representing interest	(4,493)
Present value of minimum lease liabilities	$	20,810