Share-based Compensation (Tables)

9 Months Ended

Sep. 30, 2020

Share-based Payment Arrangement [Abstract]

Schedule of Restricted Stock Unit Activity

The following table summarizes activity for restricted stock units may be settled in common stock (“RSU Equity Awards”) for the three and nine months ended September 30, 2020 and 2019:

	Three Months Ended September 30,
	2020		2019
	RSU Equity Awards (in thousands) (1)	Weighted Average Grant Date Fair Value (1)	RSU Equity Awards (in thousands) (1)	Weighted Average Grant Date Fair Value (1)
Unvested, beginning of the period	719	$39.99	305	$105.86
Granted (2)	6	$9.35	—	$—
Vested (3)	(14)	$99.88	(17)	$131.20
Forfeited	(12)	$46.51	(8)	$110.81
Unvested, end of the period	699	$38.46	280	$104.17

	Nine Months Ended September 30,
	2020		2019
	RSU Equity Awards (in thousands) (1)	Weighted Average Grant Date Fair Value (1)	RSU Equity Awards (in thousands) (1)	Weighted Average Grant Date Fair Value (1)
Unvested, beginning of the period	269	$102.48	210	$130.39
Granted (2)	562	$21.07	188	$85.89
Vested (3)	(120)	$100.19	(96)	$124.24
Forfeited	(12)	$46.51	(22)	$116.20
Unvested, end of the period	699	$38.46	280	$104.17

(1)Shares and per share data have 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.

(2)Includes zero target performance-based RSU Equity Awards during the three months ended September 30, 2020 and 2019, respectively, and 111.2 thousand and 38.8 thousand during the nine months ended September 30, 2020 and 2019, respectively. The performance-based RSU Equity Awards granted during the nine months ended September 30, 2020 and 2019 will vest at a range of 0% to 300% and 0% to 200%, respectively.

(3)The fair value of shares vested was $0.1 million and $0.8 million during the three months ended September 30, 2020 and 2019, respectively, and $1.4 million and $6.8 million for the nine months ended September 30, 2020 and 2019, respectively.

Schedule of Fair Value Inputs

The following table summarizes the assumptions

used to calculate the grant date fair value of the performance-based RSU Equity Awards granted during the nine months ended September 30, 2020 and 2019:

Performance-based Awards	June 29, 2020		January 31, 2020		January 31, 2019
Expected term (in years)	2.5		2.9		2.9
Expected volatility	113.2	%	54.8	%	47.9	%
Risk-free interest rate	0.2	%	1.3	%	2.4	%
Dividend yield	—	%	—	%	—	%

Schedule of Cash-Settleable Vesting Period RSU Awards

The table below summarizes the activity for restricted stock units that may be settled in cash (“Cash-Settled RSU Awards”) for the three and nine months ended September 30, 2020 and 2019:

	Three Months Ended September 30,
	2020		2019
	Cash-Settled RSU Awards (in thousands) (1)	Weighted Average Grant Date Fair Value (1)	Cash-Settled RSU Awards (in thousands) (1)	Weighted Average Grant Date Fair Value (1)
Unvested, beginning of the period	208	$67.20	103	$129.67
Granted	—	$—	—	$—
Vested	(1)	$131.54	—	$—
Did not vest at end of performance period	(2)	$133.95	—	$—
Forfeited	—	$—	(3)	$132.86
Unvested, end of the period	205	$66.28	100	$129.58

	Nine Months Ended September 30,
	2020		2019
	Cash-Settled RSU Awards (in thousands) (1)	Weighted Average Grant Date Fair Value (1)	Cash-Settled RSU Awards (in thousands) (1)	Weighted Average Grant Date Fair Value (1)
Unvested, beginning of the period	86	$124.22	66	$147.59
Granted	125	$29.76	44	$105.08
Vested	(3)	$130.12	(2)	$108.10
Did not vest at end of performance period	(3)	$148.81	—	$—
Forfeited	—	$—	(8)	$145.65
Unvested, end of the period	205	$66.28	100	$129.58

(1)Shares and per share data have 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.

Schedule of Cash-Settleable Restricted Stock Units Awards

The following table summarizes the Company’s liability for Cash-Settled RSU Awards and the classification in the consolidated balance sheets for the periods indicated:

	September 30, 2020	December 31, 2019
	(In thousands)
Other current liabilities	$49	$966
Other long-term liabilities	275	2,089
Total Cash-Settled RSU Awards	$324	$3,055

Schedule of Cost by Plan

The following table presents share-based compensation expense (benefit), net for each respective period:

	Three Months Ended September 30,		Nine Months Ended September 30,
	2020	2019	2020	2019
	(In thousands)
RSU Equity Awards	$3,009	$2,649	$10,169	$11,032
Cash-Settled RSU Awards	(566)	(1,116)	(1,966)	238
Cash SARs	(1,005)	—	(4,646)	—
	1,438	1,533	$3,557	$11,270
Less: amounts capitalized to oil and gas properties	(1,532)	(866)	(3,862)	(3,170)
Total share-based compensation expense (benefit), net	($94)	$667	($305)	$8,100