Share Based Compensation (Tables)

3 Months Ended

Mar. 31, 2019

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Valuation and Expense Information

Valuation and Expense Information

	For the Three Months
	Ended March 31,
	2019		2018
Total cost of share-based payment plans	$	1,127	$	10,910
Amounts capitalized in oil and gas properties and equipment	$	286	$	2,100
Amounts charged against income, before income tax benefit	$	841	$	8,810
Amount of related income tax benefit recognized in income before valuation allowance	$	177	$	1,850