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SECURITIES - Pledged Securities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Amortized Cost
Securities pledged to swap counterparties	$ 51,292	$ 27,687
Securities pledged for municipal deposits	147,950	134,865
Securities pledged, amortized cost	199,242	162,552
Fair Value
Securities pledged to swap counterparties	51,290	27,626
Securities pledged for municipal deposits	148,435	135,755
Securities pledged, fair value	199,725	163,381
Components of net realized gains and losses on the sale of AFS securities
Gross realized gains	2,762	4,567	$ 2,601
Gross realized losses	(3,313)	(2,457)	(2,119)
Net realized (losses)/gains	$ (551)	$ 2,110	$ 482

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Represents the cost of financial instrument held by the entity for its own account (proprietary securities).

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- Definition

Represents the cost of financial instrument held by the entity for its own account (proprietary securities) and pledged to swap counterparties as collateral for interest rate swap transactions.

+ References

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Fair value of financial instrument held by the entity for its own account (proprietary securities) that are carried at fair value and pledged to swap counterparties as collateral for interest rate swap transactions.

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- Definition

Represents the cost of financial instrument held by the entity for its own account (proprietary securities) and pledged for municipal deposits.

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Fair value of financial instrument held by the entity for its own account (proprietary securities) that are carried at fair value and pledged as collateral for municipal deposits.

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- Definition

This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27357-111563

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Amount of loss realized on the sale of debt or equity securities classified as available-for-sale. Excludes other than temporary impairments (OTTI).

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The net gain (loss) realized from the sale, exchange, redemption, or retirement of securities, not separately or otherwise categorized as trading, available-for-sale, or held-to-maturity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 225
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.13(h))
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Fair value of financial instrument held by the entity for its own account (proprietary securities) for trading or investment purposes that are carried at fair value and pledged to counterparties as collateral for financing transactions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 1A
-Subparagraph (b)(1)(i)
-URI http://asc.fasb.org/extlink&oid=64858031&loc=SL6224234-111729

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=66007379&loc=d3e113888-111728

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