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MARKETABLE SECURITIES - Sale of Securities (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Sale of Marketable Securities [Abstract]
Proceeds	$ 0	$ 23,620
Gross gains	0	75
Gross losses	0	(38)
Held-to-maturity Securities, Sales, Excluding Other than Temporary Impairments [Abstract]
Proceeds from sales	0	1,866
Amortized cost	0	1,842
Gross realized gains	0	24
Tax expense related to securities gains/losses	$ 0	$ (7)

X

- Definition

Held-to-maturity Securities, Sold Security, Tax Expense (Benefit) On Realized Gain (Loss)

+ References

No definition available.

+ Details

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- Definition

Marketable Securities, Gross Realized Gains

+ References

No definition available.

+ Details

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- Definition

Marketable Securities, Gross Realized Losses

+ References

No definition available.

+ Details

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- Definition

Proceeds from the Sale of Marketable Securities

+ References

No definition available.

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- Definition

Sale Of Marketable Securities [Abstract]

+ References

No definition available.

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X

- Definition

For any sales of securities categorized as held-to-maturity, this item represents the net carrying amount of the sold security.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 10
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27405-111563

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X

- Definition

This item represents the gain (loss) realized on the sale of held-to-maturity securities disposed of during the period. Additionally, this item may include, if not separately presented, any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt securities which are being or have been recognized in earnings during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 10
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27405-111563

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- References

No definition available.

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- Definition

The cash inflow associated with the sale of securities that had been designated as held-to-maturity. Excludes proceeds from maturities, prepayments and calls by the issuer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 11
-URI http://asc.fasb.org/extlink&oid=82896770&loc=d3e26853-111562

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3179-108585

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