XML 86 R52.htm IDEA: XBRL DOCUMENT v3.23.1
GENERAL INFORMATION AND OTHER FINANCIAL DATA - DEDICATED ASSETS IN SUPPORT OF CERTAIN BENEFITS PLANS (Details) - USD ($)
$ in Millions
Mar. 31, 2023
Dec. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Dedicated assets in support of certain benefit plans $ 511 $ 505 [1]
[1] Derived from audited financial statements.