SEGMENT REPORTING DISCLOSURES (Narrative) (Details)  | 
3 Months Ended | |
|---|---|---|
| 
 Mar. 31, 2018  
segment  
bank  
store 
 | 
Mar. 31, 2017  | 
|
| Segment Reporting Information [Line Items] | ||
| Number of reportable segments | segment | 2 | |
| Number of subsidiary bank | bank | 1 | |
| Number of retail locations | store | 150 | |
| Warehouse Line of Credit | LIBOR | ||
| Segment Reporting Information [Line Items] | ||
| Spread on LIBOR | 0.15% | 0.15% | 
| Mortgage banking segment interest - floor | 0.00% | 0.00% | 
| X | ||||||||||
- Definition Debt floor interest rate. No definition available. 
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| X | ||||||||||
- Definition Number of subsidiary included providing services to retail and commercial customers. No definition available. 
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| X | ||||||||||
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. No definition available. 
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| X | ||||||||||
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. No definition available. 
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| X | ||||||||||
- Definition Represents the number of stores. No definition available. 
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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| X | ||||||||||
- Details 
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| X | ||||||||||
- Details 
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