Consolidated Statements of Operations - USD ($) $ in Thousands	4 Months Ended		8 Months Ended		12 Months Ended
	Dec. 31, 2020		Aug. 31, 2020		Dec. 31, 2019
Revenues:
Revenues	$ 133,528	[1]	$ 276,957	[2]	$ 674,634	[3]
Operating costs:
Operating costs	81,277		237,546		384,728
Depreciation, depletion, and amortization	27,962		115,496		275,573
Impairments (Note 4)	26,063	[4]	867,814	[5]	625,716	[6]
General and administrative	6,702		42,766		38,246
(Gain) loss on disposition of assets	(619)		(89)		3,502
Total operating expenses	141,385		1,282,266		1,327,765
Income (loss) from operations	(7,857)		(1,005,309)		(653,131)
Other income (expense):
Interest, net	(3,275)		(22,824)		(37,012)
Gain (loss) on derivatives	(985)		(10,704)		4,225
Other	100		2,034		(236)
Total other income (expense)	(6,433)		100,055		(33,023)
Loss before income taxes	(14,290)		(905,254)		(686,154)
Income tax benefit:
Current	(302)		(917)		(1,281)
Deferred	0		(13,713)		(131,045)
Total income taxes	(302)		(14,630)		(132,326)
Net loss	(13,988)		(890,624)		(553,828)
Net income attributable to non-controlling interest	4,152		40,388		51
Net loss attributable to Unit Corporation	$ (18,140)		$ (931,012)		$ (553,879)
Net loss attributable to Unit Corporation per common share (Note 7):
Basic	$ (1.51)		$ (17.45)		$ (10.48)
Diluted	$ (1.51)		$ (17.45)		$ (10.48)
Loss on abandonment of assets	$ 0		$ 18,733		$ 0
Write off of Deferred Debt Issuance Cost	0		(2,426)		0
Reorganization Items	(2,273)		133,975		0
Oil and Natural Gas
Revenues:
Revenues	57,578	[1]	103,439	[2]	325,797	[3]
Operating costs:
Operating costs	25,256		117,691		135,124
Contract drilling
Revenues:
Revenues	19,413	[1]	73,519	[2]	168,383	[3]
Operating costs:
Operating costs	13,852		51,810		115,998
Gas gathering and processing
Revenues:
Revenues	56,537	[1]	99,999	[2]	180,454	[3]
Operating costs:
Operating costs	$ 42,169		$ 68,045		$ 133,606

[1] The revenues for oil and natural gas occur at a point in time. The revenues for contract drilling and gas gathering and processing occur over time.

[2] The revenues for oil and natural gas occur at a point in time. The revenues for contract drilling and gas gathering and processing occur over time.

[3] The revenues for oil and natural gas occur at a point in time. The revenues for contract drilling and gas gathering and processing occur over time.

[4] During the Successor Period of 2020, we recorded non-cash ceiling test write-downs on our oil and natural gas properties of $26.1 million pre-tax

[5] During the Predecessor Period of 2020, we recorded non-cash ceiling test write-downs on our oil and natural gas properties of $393.7 million, pre-tax ($346.6 million, net of tax). Impairment for contract drilling equipment includes a $410.1 million pre-tax write-down for SCR drilling rigs and other drilling equipment. Impairment for mid-stream assets includes a $64.0 million pre-tax write-down for certain long-lived asset groups.

[6] We incurred non-cash ceiling test write-downs of our oil and natural gas properties of $559.4 million pre-tax ($422.4 million, net of tax). We also recognized goodwill impairment charges of $62.8 million pre-tax ($59.8 million, net of tax).