BANK DEPOSITS BANK DEPOSITS, Summary of Bank Deposits (Details) - USD ($) $ in Millions	Sep. 30, 2021	Sep. 30, 2020
Balance
Savings and money market accounts	$ 31,415	$ 25,604
Certificates of deposit	878	1,017
NOW accounts	164	156
Demand deposits (non-interest-bearing)	38	24
Total bank deposits	$ 32,495	$ 26,801
Weighted-average rate
Savings and money market accounts	0.01%	0.01%
Certificates of deposit	1.87%	1.94%
NOW accounts	1.84%	1.92%
Demand deposits (non-interest-bearing)	0.00%	0.00%
Total bank deposits	0.07%	0.09%
Related Party Transaction [Line Items]
Related party deposit liabilities	$ 301	$ 185
Time deposit amount that exceeds FDIC insurance limit	42
Raymond James Bank
Related Party Transaction [Line Items]
Related party deposit liabilities	229
Raymond James Trust Company of New Hampshire
Related Party Transaction [Line Items]
Related party deposit liabilities	$ 72

Amount of interest bearing deposits with no stated maturity, which may include passbook and statement savings accounts and money-market deposit accounts (MMDAs). Amount of deposits in accounts that offer many of the same services as checking accounts although transactions may be somewhat more limited, share some of the characteristics of a money market fund and are insured by the Federal government, also known as money market accounts.

No definition available.