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

12 Months Ended

Dec. 31, 2018

Earnings Per Share [Abstract]

Schedule of Earnings per Common Share

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

	Years Ended December 31,
	2018		2017		2016
	(in millions, except per share amounts)
Numerator:
Net income	$	2,098	$	1,480	$	1,313
Denominator:
Basic: Weighted-average common shares outstanding	145.6		154.1		166.3
Effect of potentially dilutive nonqualified stock options and other share-based awards	2.1		2.6		1.9
Diluted: Weighted-average common shares outstanding	147.7		156.7		168.2
Earnings per share attributable to Ameriprise Financial, Inc. common shareholders:
Basic	$	14.41	$	9.60	$	7.90
Diluted	$	14.20	$	9.44	$	7.81