SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Derivative Instruments (Details)
|
3 Months Ended |
12 Months Ended |
|
|
|
Dec. 31, 2016
USD ($)
|
Dec. 31, 2016
USD ($)
quarter
|
Dec. 31, 2015
USD ($)
|
Dec. 31, 2014
USD ($)
|
| Minimum |
|
|
|
|
| Derivative [Line Items] |
|
|
|
|
| Period between issuance of a loan commitment and closing and sale of the loan |
|
30 days
|
|
|
| Maximum |
|
|
|
|
| Derivative [Line Items] |
|
|
|
|
| Period between issuance of a loan commitment and closing and sale of the loan |
|
120 days
|
|
|
| Mortgage Banking |
|
|
|
|
| Derivative [Line Items] |
|
|
|
|
| One-time expense from revision in accounting estimate |
$ 706,000
|
|
|
|
| Level III |
|
|
|
|
| Derivative [Line Items] |
|
|
|
|
| Interest rate lock commitments |
1,546,000
|
$ 1,546,000
|
$ 1,537,000
|
$ 1,020,000
|
| Interest Rate Cap |
|
|
|
|
| Derivative [Line Items] |
|
|
|
|
| Notional amount |
$ 100,000,000
|
$ 100,000,000
|
|
|
| Rate protection transaction term |
|
5 years
|
|
|
| Number of quarterly caps | quarter |
|
20
|
|
|
| Fixed cost |
|
$ 1,500,000
|
|
|
| LIBOR | Interest Rate Cap |
|
|
|
|
| Derivative [Line Items] |
|
|
|
|
| Description of variable rate basis |
|
3 month LIBOR
|
|
|
| Strike price |
3.00%
|
3.00%
|
|
|
| Forward Sales Commitments |
|
|
|
|
| Derivative [Line Items] |
|
|
|
|
| Derivative liability |
$ 0
|
$ 0
|
0
|
|
| Carrying Value | Interest Rate Cap |
|
|
|
|
| Derivative [Line Items] |
|
|
|
|
| Derivative asset |
268,000
|
268,000
|
437,000
|
|
| Carrying Value | Interest Rate Swap |
|
|
|
|
| Derivative [Line Items] |
|
|
|
|
| Derivative liability |
250,000
|
250,000
|
405,000
|
|
| Derivative asset |
$ 250,000
|
$ 250,000
|
$ 405,000
|
|