Quarterly report pursuant to Section 13 or 15(d)

DERIVATIVE FINANCIAL INSTRUMENTS DERIVATIVE FINANCIAL INSTRUMENTS - Cash Flow Hedges (Details)

v3.20.2
DERIVATIVE FINANCIAL INSTRUMENTS DERIVATIVE FINANCIAL INSTRUMENTS - Cash Flow Hedges (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Derivative Instruments, Gain (Loss) [Line Items]          
Gain (Loss) on Interest Rate Cash Flow Hedge Ineffectiveness $ 11 $ 47 $ 319 $ 54  
Derivative, Notional Amount 28,819   28,819   $ 25,927
Cash Flow Hedging          
Derivative Instruments, Gain (Loss) [Line Items]          
Derivative, Notional Amount 18,375   18,375   18,387
Loans Payable [Member]          
Derivative Instruments, Gain (Loss) [Line Items]          
Derivative, Notional Amount 18,375   18,375   18,375
Loans Payable [Member] | Cash Flow Hedging          
Derivative Instruments, Gain (Loss) [Line Items]          
Derivative, Notional Amount $ 18,375   $ 18,375   $ 18,375