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INCOME TAXES (Tables)
6 Months Ended
Jun. 30, 2023
Income Tax Disclosure [Abstract]  
Schedule of Total Income Tax Provision (Benefit)
The Company is subject to U.S. federal income tax and the Texas margin tax. Income tax expense included in the condensed consolidated financial statements in this Form 10-Q is as follows:
Three Months Ended
June 30,
Six Months Ended
June 30,
2023202220232022
(In thousands)
Income before income taxes$71,979 $131,610 $76,694 $153,675 
Income tax expense$311 $162 $727 $838 
Effective tax rate0.43 %0.12 %0.95 %0.55 %