STOCKHOLDERS' EQUITY AND REGULATORY CAPITAL MATTERS - EQUITY (Details) $ in Millions |
12 Months Ended |
|---|---|
|
Dec. 31, 2016
USD ($)
item
| |
| Dividend Restrictions | |
| Number of previous years retained profit considered for dividend payment | 2 years |
| Amount of dividend that can be declared without prior approval | $ | $ 60 |
| Class A Common Stock | |
| Common Stock | |
| Dividends common stock cash as percentage of cash dividend paid on Class B common stock | 110.00% |
| Number of votes per share | 1 |
| Class B Common Stock | |
| Common Stock | |
| Number of votes per share | 10 |