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SUBSEQUENT EVENTS (Details) $ in Thousands	Oct. 25, 2019 USD ($)	Sep. 30, 2019 USD ($)	Jul. 08, 2019 branch	Mar. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Subsequent Event [Line Items]
Deposits		$ 2,493,585			$ 2,483,238
Loans		$ 2,577,306			$ 2,490,227
People's United Bank, National Association
Subsequent Event [Line Items]
Number of branches to be acquired | branch			8
Deposits				$ 287,000
Loans				111,000
Assets				$ 284,000
People's United Bank, National Association | Subsequent Event
Subsequent Event [Line Items]
Business Acquisition, Expected Premium On Deposits, Amount Received	$ 134,000
Expected premium on deposits	6.30%
Expected premium on annualized wealth management revenue	1.2
Approximate value of premises	$ 4,400

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The carrying amount of assets an investment adviser manages on behalf of investors.

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The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 310
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Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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