Equity

12 Months Ended

Dec. 31, 2020

Equity [Abstract]

Stockholders' Equity Disclosure

Equity

Common Stock

The following table presents changes in the number of shares issued and outstanding.

(shares in thousands) (a)	2020	2019	2018
Common stock
Total issued at January 1,	496,958	492,797	489,884
New issuances
Employee benefits and compensation plans	4,279	4,160	2,914
Total issued at December 31,	501,237	496,958	492,797
Treasury balance at January 1,	(122,626)	(87,898)	(52,830)
Repurchase of common stock (b)	(3,937)	(34,728)	(35,068)
Total treasury stock at December 31,	(126,563)	(122,626)	(87,898)
Total outstanding at December 31,	374,674	374,332	404,900

(a)Figures in the table may not recalculate exactly due to rounding. Number of shares issued, in treasury, and outstanding are calculated based on unrounded numbers.

(b)Includes shares of common stock withheld to cover income taxes owed by participants in our share-based incentive plans. Refer to the section titled Capital Planning and Stress Tests in Note 20 for additional information regarding our common-stock-repurchase program.