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ACQUISITIONS (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Nov. 10, 2016 | Dec. 31, 2015 | Feb. 20, 2015 | Dec. 31, 2014
--- | --- | --- | --- | --- | ---
Assets |  |  |  |  |
Goodwill | $ 221,526 |  | $ 201,083 |  | $ 170,421
Peoples Federal Bancshares, Inc [Member] |  |  |  |  |
Assets |  |  |  |  |
Cash |  |  |  | $ 41,957 |
Investments |  |  |  | 43,585 |
Loans |  |  |  | 463,927 |
Premises and equipment |  |  |  | 9,346 |
Goodwill |  |  |  | 30,662 |
Core deposit intangible |  |  |  | 3,936 |
Other assets |  |  |  | 46,920 |
Total assets acquired |  |  |  | 640,333 |
Liabilities |  |  |  |  |
Deposits |  |  |  | 432,250 |
Borrowings |  |  |  | 51,209 |
Other liabilities |  |  |  | 15,054 |
Total liabilities assumed |  |  |  | 498,513 |
Purchase price |  |  |  | $ 141,820 |
New England Bancorp, Inc. [Member] |  |  |  |  |
Assets |  |  |  |  |
Cash |  | $ 9,679 |  |  |
Loans |  | 225,731 |  |  |
Premises and equipment |  | 201 |  |  |
Goodwill |  | 20,443 |  |  |
Core deposit intangible |  | 670 |  |  |
Other assets |  | 19,197 |  |  |
Total assets acquired |  | 275,921 |  |  |
Liabilities |  |  |  |  |
Deposits |  | 175,686 |  |  |
Borrowings |  | 51,150 |  |  |
Other liabilities |  | 7,344 |  |  |
Total liabilities assumed | $ 234,180 |  |  |  |
Purchase price |  | $ 41,741 |  |  |

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