OTHER REGULATORY MATTERS - Narrative (Details) - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| Banking and Thrift [Abstract] | ||
| Average required reserve balance on deposits | $ 0 | $ 0 |
| Amount bank could lend to single affiliate | 1,000 | |
| Cash dividends paid to the holding company | $ 724 |
| X | ||||||||||
- Definition Under current Federal Reserve regulations, the Bank is limited as to the amount and type of loans it may make to the parent company and nonbank subsidiaries. No definition available.
|
| X | ||||||||||
- Definition Average daily balance for period of deposits required and made with Federal Reserve Banks pursuant to Federal Reserve Board regulations. No definition available.
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition This element represents disclosure of the total aggregate cash dividends paid to the entity by consolidated subsidiaries, by unconsolidated subsidiaries, and by 50% or less owned persons accounted for using the equity method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|