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COMMITMENTS AND CONTINGENCIES AND OTHER MATTERS (Details 1) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Commitments outstanding |  |  |
Total commitments outstanding |  | $ 727,895 | $ 554,557
Standby letters of credit |  |  |
Commitments outstanding |  |  |
Total commitments outstanding |  | 26,913 | 21,507
Loan commitments outstanding |  |  |
Commitments outstanding |  |  |
Total commitments outstanding | [1] | 124,284 | 66,779
Unused lines of credit |  |  |
Commitments outstanding |  |  |
Total commitments outstanding |  | $ 576,698 | $ 466,271
[1] | Of the $124.3 million of loan commitments outstanding at December 31, 2017, $36.8 million are fixed rate commitments and $87.5 million are variable rate commitments. Of the $66.8 million of loan commitments outstanding at December 31, 2016, $21.2 million are fixed rate commitments and $45.6 million are variable rate commitments.

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