Earnings per Common Share (Tables)

3 Months Ended

Mar. 31, 2021

Earnings Per Share [Abstract]

Computation of basic and diluted earnings per common share

Computation of basic and diluted earnings per common share
(In millions, except per share data)	Three months ended March 31,
	2021		2020
Numerator:
Net income from continuing operations	$	2,406	$	837
Less: Net loss attributable to noncontrolling interest	(6)		—
Net income from continuing operations attributable to Allstate	2,412		837
Less: Preferred stock dividends	27		36
Net income from continuing operations applicable to common shareholders	2,385		801
Loss from discontinued operations, net of tax	(3,793)		(288)
Net (loss) income applicable to common shareholders	$	(1,408)	$	513
Denominator:
Weighted average common shares outstanding	302.5		317.4
Effect of dilutive potential common shares:
Stock options	2.5		3.3
Restricted stock units (non-participating) and performance stock awards	1.4		1.7
Weighted average common and dilutive potential common shares outstanding	306.4		322.4
Earnings per common share applicable to common shareholders
Basic
Continuing operations	$	7.88	$	2.52
Discontinued operations	(12.53)		(0.90)
Total	$	(4.65)	$	1.62
Diluted
Continuing operations	$	7.78	$	2.48
Discontinued operations	(12.38)		(0.89)
Total	$	(4.60)	$	1.59
Anti-dilutive options excluded from diluted earnings per common share	2.2		0.8