INVESTMENT SECURITIES - Additional Information (Details) |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2016
USD ($)
security
|
Dec. 31, 2015
USD ($)
|
Dec. 31, 2014
USD ($)
|
|
| Investments, Debt and Equity Securities [Abstract] | |||
| Number of individual securities that were in a continuous unrealized loss position for less than twelve months | security | 73 | ||
| Number of individual securities that were in a continuous unrealized loss position for greater than twelve months | security | 10 | ||
| Gross proceeds from sales of securities | $ 44,829,000 | $ 65,672,000 | $ 102,145,000 |
| Impairment charges | 0 | 0 | $ 0 |
| Carrying value of investment securities pledged | $ 95,199,000 | $ 131,089,000 | |