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INVESTMENT SECURITIES (Schedule of Cost Basis and Fair Values of Investment Securities) (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2012 | Dec. 31, 2011
--- | --- | ---
Investment securities available for sale: |  |
Cost basis | $ 145,265 | $ 176,173
Gross unrealized gains | 6,393 | 6,785
Gross unrealized losses | (120) | (35)
Fair value | 151,538 | 182,923
Investment securities held to maturity: |  |
Cost basis | 13,723 | 12,280
Gross unrealized gains | 598 | 643
Gross unrealized losses | (55) | (9)
Fair value | 14,266 | 12,914
U.S. Agency [Member] |  |
Investment securities available for sale: |  |
Cost basis | 5,848 | 10,689
Gross unrealized gains | 70 | 48
Gross unrealized losses | (7) | (28)
Fair value | 5,911 | 10,709
U.S. Agency Mortgage-Backed Securities [Member] |  |
Investment securities available for sale: |  |
Cost basis | 131,425 | 165,484
Gross unrealized gains | 6,320 | 6,737
Gross unrealized losses | (10) | (7)
Fair value | 137,735 | 172,214
Investment securities held to maturity: |  |
Cost basis | 9,318 | 9,280
Gross unrealized gains | 578 | 643
Gross unrealized losses |  |
Fair value | 9,896 | 9,923
Corporate Bond Securities [Member] |  |
Investment securities available for sale: |  |
Cost basis | 7,992 |
Gross unrealized gains | 3 |
Gross unrealized losses | (103) |
Fair value | 7,892 |
Other Securities [Member] |  |
Investment securities held to maturity: |  |
Cost basis |  | 3,000
Gross unrealized gains |  |
Gross unrealized losses |  | (9)
Fair value |  | 2,991
Taxable Municipal [Member] |  |
Investment securities held to maturity: |  |
Cost basis | 410 |
Gross unrealized gains | 6 |
Gross unrealized losses |  |
Fair value | 416 |
Corporate Bonds And Other Securities [Member] |  |
Investment securities held to maturity: |  |
Cost basis | 3,995 |
Gross unrealized gains | 14 |
Gross unrealized losses | (55) |
Fair value | $ 3,954 |

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