BUSINESS COMBINATIONS BUSINESS COMBINATIONS (Schedule of Acquired Purchased Impaired Loans) (Details) (Siuslaw Financial Group, Inc [Member], USD $) In Thousands, unless otherwise specified	0 Months Ended
Mar. 06, 2015	Mar. 06, 2015
Siuslaw Financial Group, Inc [Member]
Acquired purchased credit-impaired loans:
Contractually required principal and interest payments	$ 11,134	$ 11,134
Nonaccretable difference	(3,238)
Cash flows expected to be collected	7,896	7,896
Accretable yield	(2,239)
Fair value of purchased credit-impaired loans	$ 5,657	$ 5,657

Amount of increase (decrease) of the excess of a loan's cash flows expected to be collected over the investor's initial investment in acquired loans not accounted for as debt securities with evidence of deterioration of credit quality.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 30

-Section 15

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Amount of reclassification (to) from nonaccretable difference (from) to the excess of a loan's cash flows expected to be collected over the investor's initial investment in acquired loans not accounted for as debt securities with evidence of deterioration of credit quality.

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Fair value at acquisition of acquired loans not accounted for as debt securities with evidence of deterioration of credit quality.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-URI http://asc.fasb.org/extlink&oid=27045933&loc=d3e13503-111538

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Amount of cash flows expected to be collected at acquisition of acquired loans not accounted for as debt securities with evidence of deterioration of credit quality.

+ References

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-Name Accounting Standards Codification

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Amount of contractually required payments receivable at acquisition of acquired loans not accounted for as debt securities with evidence of deterioration of credit quality.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-URI http://asc.fasb.org/extlink&oid=27045933&loc=d3e13503-111538

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