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Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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LOANS (Schedule of Balances by Portfolio Class, Based on Impairment Method) (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Jun. 30, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Dec. 31, 2015
Total Loans Individually Evaluated for Impairment	$ 25,046		$ 29,071
Ending ALLL Attributable to Loans Individually Evaluated for Impairment	831		824
Total Loans Collectively Evaluated for Impairment	3,639,812		3,281,033
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	35,084		31,384
Total Loans	3,664,858		3,310,104
Total Ending ALLL	35,915	$ 35,751	32,208	$ 30,616	$ 29,219	$ 25,856
Residential Portfolio Segment [Member] \| Junior Lien [Member]
Total Loans Individually Evaluated for Impairment	98		229
Ending ALLL Attributable to Loans Individually Evaluated for Impairment
Total Loans Collectively Evaluated for Impairment	6,984		8,977
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	13		16
Total Loans	7,082		9,206
Total Ending ALLL	13	14	16	18	19	66
Residential Portfolio Segment [Member] \| Primary Residential Mortgages [Member]
Total Loans Individually Evaluated for Impairment	12,161		15,814
Ending ALLL Attributable to Loans Individually Evaluated for Impairment	572		456
Total Loans Collectively Evaluated for Impairment	619,471		542,156
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	3,772		3,210
Total Loans	631,632		557,970
Total Ending ALLL	4,344	4,223	3,666	3,030	2,783	2,297
Residential Portfolio Segment [Member] \| Home Equity Lines of Credit [Member]
Total Loans Individually Evaluated for Impairment	27		53
Ending ALLL Attributable to Loans Individually Evaluated for Impairment
Total Loans Collectively Evaluated for Impairment	68,760		65,630
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	229		233
Total Loans	68,787		65,683
Total Ending ALLL	229	211	233	224	223	86
Residential Portfolio Segment [Member] \| Multifamily Property [Member]
Total Loans Individually Evaluated for Impairment
Ending ALLL Attributable to Loans Individually Evaluated for Impairment
Total Loans Collectively Evaluated for Impairment	1,441,852		1,459,594
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	11,246		11,192
Total Loans	1,441,852		1,459,594
Total Ending ALLL	11,246	11,606	11,192	11,843	11,639	11,813
Commercial Real Estate Portfolio Segment [Member] \| Owner Occupied Property [Member]
Total Loans Individually Evaluated for Impairment	1,576		1,486
Ending ALLL Attributable to Loans Individually Evaluated for Impairment
Total Loans Collectively Evaluated for Impairment	252,029		174,637
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	2,270		1,774
Total Loans	253,605		176,123
Total Ending ALLL	2,270	2,147	1,774	1,823	1,733	1,679
Commercial Real Estate Portfolio Segment [Member] \| Investment Property [Member]
Total Loans Individually Evaluated for Impairment	11,130		11,335
Ending ALLL Attributable to Loans Individually Evaluated for Impairment	205		214
Total Loans Collectively Evaluated for Impairment	865,152		740,923
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	11,752		10,695
Total Loans	876,282		752,258
Total Ending ALLL	11,957	11,727	10,909	9,854	9,621	7,590
Commercial Portfolio Segment [Member] \| Construction Loans [Member]
Total Loans Individually Evaluated for Impairment
Ending ALLL Attributable to Loans Individually Evaluated for Impairment
Total Loans Collectively Evaluated for Impairment	93		1,497
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	1		9
Total Loans	93		1,497
Total Ending ALLL	1	1	9	4	1	2
Consumer and Other [Member]
Total Loans Individually Evaluated for Impairment
Ending ALLL Attributable to Loans Individually Evaluated for Impairment
Total Loans Collectively Evaluated for Impairment	92,055		73,621
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	343		243
Total Loans	92,055		73,621
Total Ending ALLL	343	309	243	250	247	112
Commercial and Industrial Sector [Member] \| Commercial Portfolio Segment [Member]
Total Loans Individually Evaluated for Impairment	54		154
Ending ALLL Attributable to Loans Individually Evaluated for Impairment	54		154
Total Loans Collectively Evaluated for Impairment	257,070		213,829
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	5,181		4,010
Total Loans	257,124		213,983
Total Ending ALLL	5,235	$ 5,333	4,164	$ 3,568	$ 2,951	$ 2,209
Lease Financing [Member]
Total Loans Individually Evaluated for Impairment
Ending ALLL Attributable to Loans Individually Evaluated for Impairment
Total Loans Collectively Evaluated for Impairment	36,184
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	275
Total Loans	36,184
Total Ending ALLL	275
Lease Financing [Member] \| Commercial Portfolio Segment [Member]
Total Loans	36,184
Agricultural Sector [Member]
Total Loans Individually Evaluated for Impairment
Ending ALLL Attributable to Loans Individually Evaluated for Impairment
Total Loans Collectively Evaluated for Impairment	162		169
Ending ALLL Attributable to Loans Collectively Evaluated for Impairment	2		2
Total Loans	162		169
Total Ending ALLL	$ 2		$ 2