Shareholders' Equity (Tables)

12 Months Ended

Dec. 31, 2020

Equity [Abstract]

Share repurchase programs

The following share repurchase program has been authorized by the Board:

In billions Authorization Date	Authorized		Remaining as of December 31, 2020
November 2, 2016 (“2016 Repurchase Program”)	$	15.0	$	13.9

Statutory accounting practices disclosure

At December 31, 2020, these amounts were as follows:

In millions
Estimated minimum statutory surplus required by regulators	$	5,395
Investments on deposit with regulatory bodies	712
Estimated maximum dividend distributions permitted in 2021 without prior regulatory approval	2,900