Quarterly report pursuant to Section 13 or 15(d)

RECENT ACCOUNTING PRONOUNCEMENTS - Narratives (Details)

v3.20.2
RECENT ACCOUNTING PRONOUNCEMENTS - Narratives (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2020
Dec. 31, 2019
Error Corrections and Prior Period Adjustments Restatement [Line Items]      
Allowance for credit losses, period increase (decrease) $ 27 $ 50  
Operating lease right-of-use assets 2,998 2,998 $ 2,856
Operating lease liability $ 2,997 $ 2,997 $ 2,929