EID Segment FN Segment Asset Reconciliation (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022
EID [Member]
Segment Reporting Information [Line Items]
Total Assets	$ 45,500	$ 42,618	$ 42,633
Segment Assets	41,550	37,049	38,290
Corporate Assets	3,950	5,569	4,343
Total Assets	$ 45,500	$ 42,618	$ 42,633