INVESTMENTS (Gross Unrealized Losses and Fair Value by Length of Time of Available-For-Sale Securities) (Detail) $ in Thousands	Mar. 31, 2016 USD ($) Securities	Dec. 31, 2015 USD ($) Securities
Schedule Of Available For Sale Securities [Line Items]
Fair Value	$ 81,810	$ 220,134
Less than 12 months	186	1,736
More than 12 months	394	2,210
Total Unrealized Losses	$ 580	$ 3,946
Available-for-Sale Securities
Schedule Of Available For Sale Securities [Line Items]
Number of securities \| Securities	22	34
U.S. Government Agencies
Schedule Of Available For Sale Securities [Line Items]
Fair Value	$ 29,900	$ 78,555
Less than 12 months	71	1,020
More than 12 months	20	314
Total Unrealized Losses	$ 91	$ 1,334
U.S. Government Agencies \| Available-for-Sale Securities
Schedule Of Available For Sale Securities [Line Items]
Number of securities \| Securities	3	7
State and municipal
Schedule Of Available For Sale Securities [Line Items]
Fair Value	$ 5,205	$ 0
Less than 12 months	22	0
More than 12 months	48	0
Total Unrealized Losses	$ 70	$ 0
State and municipal \| Available-for-Sale Securities
Schedule Of Available For Sale Securities [Line Items]
Number of securities \| Securities	7	0
Mortgage-Backed
Schedule Of Available For Sale Securities [Line Items]
Fair Value	$ 45,670	$ 140,556
Less than 12 months	93	716
More than 12 months	272	1,830
Total Unrealized Losses	$ 365	$ 2,546
Mortgage-Backed \| Available-for-Sale Securities
Schedule Of Available For Sale Securities [Line Items]
Number of securities \| Securities	11	26
Trust Preferred
Schedule Of Available For Sale Securities [Line Items]
Fair Value	$ 1,035	$ 1,023
Less than 12 months	0	0
More than 12 months	54	66
Total Unrealized Losses	$ 54	$ 66
Trust Preferred \| Available-for-Sale Securities
Schedule Of Available For Sale Securities [Line Items]
Number of securities \| Securities	1	1

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- Definition

Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for twelve months or longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563

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Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale in a continuous loss position.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563

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+ References

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Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for less than twelve months.

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