Supplemental Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2020

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information

The following is a summary of the unaudited quarterly financial data for the years ended December 31, 2020 and 2019:

2020	First Quarter (3)	Second Quarter (4)	Third Quarter (5)	Fourth Quarter (6)
	(In thousands, except per share amounts)
Total operating revenues	$289,919	$157,234	$290,026	$295,968
Income (loss) from operations	47,860	(1,361,676)	(629,707)	(513,329)
Net income (loss)	216,565	(1,564,731)	(680,384)	(505,071)
Income (loss) available to common stockholders	216,565	(1,564,731)	(680,384)	(505,071)
Income (loss) available to common stockholders per common share (1)(2)
Basic	$5.46	($39.41)	($17.12)	($12.71)
Diluted	$5.46	($39.41)	($17.12)	($12.71)

2019	First Quarter (7)	Second Quarter (8)	Third Quarter (9)	Fourth Quarter (10)
	(In thousands, except per share amounts)
Total operating revenues	$153,047	$167,052	$155,378	$196,095
Income from operations	43,225	58,509	52,544	18,380
Net income (loss)	(19,543)	55,180	55,834	(23,543)
Income (loss) available to common stockholders	(21,367)	53,357	47,180	(23,543)
Income (loss) available to common stockholders per common share (1) (2)
Basic	($0.94)	$2.34	$2.07	($0.95)
Diluted	($0.94)	$2.34	$2.07	($0.95)

(1)    The sum of quarterly income (loss) available to common stockholders per common share does not agree with the total year income (loss) available to common stockholders per common share as each computation is based on the weighted average of common shares outstanding during the period.

(2)    Income (loss) available to common stockholders per common share has been retroactively adjusted to reflect the Company’s 1-for-10 reverse stock split effective August 7, 2020. See “Note 11 - Stockholders’ Equity” for additional information.

(3)    First quarter of 2020 included the following:

        a. $252.0 million gain on derivative contracts

        b. $15.8 million of merger and integration expenses associated with the merger with Carrizo

(4)    Second quarter of 2020 included the following:

        a. $1.3 billion impairment of evaluated oil and gas properties

        b. $127.0 million loss on derivative contracts

        c. $8.1 million of merger and integration expenses associated with the merger with Carrizo

(5)    Third quarter of 2020 included the following:

        a. $685.0 million impairment of evaluated oil and gas properties

        b. $27.0 million loss on derivative contracts

        c. $2.5 million of merger and integration expenses associated with the merger with Carrizo

(6)    Fourth quarter of 2020 included the following:

        a. $585.8 million impairment of evaluated oil and gas properties

        b. $125.7 million loss on derivative contracts

        c. $1.6 million of merger and integration expenses associated with the merger with Carrizo

d. $170.4 million gain on extinguishment of debt

(7)    First quarter of 2019 included the following:

        a. $67.3 million loss on derivative contracts

(8)    Second quarter of 2019 included the following:

        a. $14.0 million gain on derivative contracts

(9)    Third quarter of 2019 included the following:

        a. $21.8 million gain on derivative contracts

        b. $5.9 million of merger and integration expenses associated with the merger with Carrizo

        c. $8.3 million loss on redemption of Preferred Stock

(10)    Fourth quarter of 2019 included the following:

        a. Activity from the Carrizo Acquisition subsequent to the December 20, 2019 closing date.

        b. $68.4 million of merger and integration expenses associated with the merger with Carrizo

        c. $30.7 million loss on derivative contracts

        d. $4.9 million loss on extinguishment of debt