Equity - Equity Repurchase Program (Details) shares in Billions	Dec. 31, 2019 USD ($) shares
Equity [Abstract]
Stock Repurchase Program, Number of Shares Authorized to be Repurchased \| shares	1.0
Stock Repurchase Program, Remaining Authorized Repurchase Amount \| $	$ 800

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

No definition available.

Name:	us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant