BANK DEPOSITS BANK DEPOSITS, Schedule Maturities of Certificates of Deposit (Details) - USD ($) $ in Millions	Sep. 30, 2021	Sep. 30, 2020
Denominations greater than or equal to $100,000
Three months or less	$ 22	$ 59
Over three through six months	21	26
Over six through twelve months	32	19
Over one through two years	93	43
Over two through three years	37	67
Over three through four years	6	37
Over four through five years	9	7
Total certificates of deposit	220	258
Denominations less than $100,000
Three months or less	87	76
Over three through six months	76	18
Over six through twelve months	54	26
Over one through two years	170	206
Over two through three years	166	170
Over three through four years	99	165
Over four through five years	6	98
Total certificates of deposit	$ 658	$ 759