Earnings per Share Attributable to Ameriprise Financial, Inc. Common Shareholders (Tables)

6 Months Ended

Jun. 30, 2019

Earnings Per Share [Abstract]

Schedule of earnings per common share [Table Text Block]

The computations of basic and diluted earnings per share is as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2019		2018		2019		2018
	(in millions, except per share amounts)
Numerator:
Net income	$	492	$	462	$	887	$	1,056
Denominator:
Basic: Weighted-average common shares outstanding	136.1		147.0		137.4		148.2
Effect of potentially dilutive nonqualified stock options and other share-based awards	1.9		2.0		1.7		2.3
Diluted: Weighted-average common shares outstanding	138.0		149.0		139.1		150.5
Earnings per share:
Basic	$	3.61	$	3.14	$	6.46	$	7.13
Diluted	$	3.57	$	3.10	$	6.38	$	7.02