SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED) (Tables)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Information Disclosure [Abstract]

Selected quarterly financial data (unaudited)

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter
	(In millions, except per share data)
2019
Total revenues	$	2,837	$	3,850	$	5,040	$	3,339
Net income	765		979		1,950		1,171
Net income applicable to common stockholders per basic common share	$	17.01	$	22.62	$	46.01	$	28.07
Net income applicable to common stockholders per diluted common share	$	16.85	$	22.44	$	45.54	$	27.75

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter
	(In millions, except per share data)
2018
Total revenues	$	2,928	$	3,537	$	4,849	$	3,213
Net income	607		977		1,768		646
Net income applicable to common stockholders per basic common share	$	12.56	$	20.34	$	37.39	$	14.00
Net income applicable to common stockholders per diluted common share	$	12.34	$	20.13	$	37.02	$	13.86