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LOAN COMMITMENTS AND OTHER RELATED ACTIVITIES (Tables) | 9 Months Ended
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Sep. 30, 2017
Commitments and Contingencies Disclosure [Abstract] |
Contractual Amount of Financial Instruments with Off-Balance-Sheet Risk | The contractual amount of financial instruments with off-balance-sheet risk was as follows for the dates indicated:
| September 30, 2017 |  | December 31, 2016
| Fixed Rate |  | Variable Rate |  | Fixed Rate |  | Variable Rate
| (In thousands)
Commitments to extend credit (1) | $ | 2,637 |  |  | $ | 264,592 |  |  | $ | 74,777 |  |  | $ | 201,321 |
Unused lines of credit | 46,421 |  |  | 1,267,848 |  |  | 27,151 |  |  | 888,236 |
Letters of credit | 1,772 |  |  | 7,494 |  |  | 1,784 |  |  | 8,655 |
(1) | Includes $0 and $65.1 million, respectively, of commitments to extend credit related to discontinued operations at September 30, 2017 and December 31, 2016.

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