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LOANS - Loan Balances and Allowance for Loan Losses for Each Impairment Method (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018
Loans receivable: Individually Evaluated	$ 14,280		$ 5,486
Loans receivable: Collectively Evaluated	998,543		939,762
Loans receivable	1,241,413		1,182,222
Allowance for loan losses: individually evaluated	1,956		1,051
Allowance for loan losses: collectively evaluated	8,485		8,200
Allowance for loan losses	11,026	$ 11,330	9,836	$ 8,200	$ 8,256	$ 9,309
Purchased Performing Loans
Loans receivable	228,590		236,974
Residential mortgage
Loans receivable: Individually Evaluated	1,713		1,391
Loans receivable: Collectively Evaluated	460,699		476,703
Loans receivable	566,293		586,580
Allowance for loan losses: individually evaluated	164		176
Allowance for loan losses: collectively evaluated	4,156		4,006
Allowance for loan losses	4,320	4,383	4,182	3,963	3,991	3,986
Residential mortgage | Purchased Performing Loans
Loans receivable	103,881		108,486
Residential mortgage | Real estate loan | first liens
Loans receivable: Individually Evaluated	1,358		1,023
Loans receivable: Collectively Evaluated	391,116		405,186
Loans receivable	493,214		510,641
Allowance for loan losses: individually evaluated	10		0
Allowance for loan losses: collectively evaluated	3,521		3,405
Allowance for loan losses	3,531	3,572	3,405	3,130	3,178	3,156
Residential mortgage | Real estate loan | first liens | Purchased Performing Loans
Loans receivable	100,740		104,432
Residential mortgage | Real estate loan | junior liens
Loans receivable: Individually Evaluated	355		368
Loans receivable: Collectively Evaluated	23,422		24,730
Loans receivable	25,632		27,503
Allowance for loan losses: individually evaluated	154		176
Allowance for loan losses: collectively evaluated	211		208
Allowance for loan losses	365	414	384	333	329	325
Residential mortgage | Real estate loan | junior liens | Purchased Performing Loans
Loans receivable	1,855		2,405
Residential mortgage | Home equity lines of credit
Loans receivable: Individually Evaluated	0		0
Loans receivable: Collectively Evaluated	30,540		32,147
Loans receivable	31,826		33,638
Allowance for loan losses: individually evaluated	0		0
Allowance for loan losses: collectively evaluated	287		276
Allowance for loan losses	287	278	276	280	286	302
Residential mortgage | Home equity lines of credit | Purchased Performing Loans
Loans receivable	1,286		1,491
Residential mortgage | Construction Loans
Loans receivable: Individually Evaluated	0		0
Loans receivable: Collectively Evaluated	15,621		14,640
Loans receivable	15,621		14,798
Allowance for loan losses: individually evaluated	0		0
Allowance for loan losses: collectively evaluated	137		117
Allowance for loan losses	137	119	117	220	198	203
Residential mortgage | Construction Loans | Purchased Performing Loans
Loans receivable	0		158
Commercial
Loans receivable: Individually Evaluated	12,567		4,095
Loans receivable: Collectively Evaluated	521,400		446,318
Loans receivable	658,676		578,901
Allowance for loan losses: individually evaluated	1,792		875
Allowance for loan losses: collectively evaluated	4,066		3,913
Allowance for loan losses	5,858	6,089	4,788	3,388	3,444	4,591
Commercial | Purchased Performing Loans
Loans receivable	124,709		128,488
Commercial | Real estate loan
Loans receivable: Individually Evaluated	7,501		684
Loans receivable: Collectively Evaluated	186,066		198,532
Loans receivable	293,304		301,227
Allowance for loan losses: individually evaluated	494		0
Allowance for loan losses: collectively evaluated	1,932		1,921
Allowance for loan losses	2,426	1,932	1,921	1,577	1,887	2,538
Commercial | Real estate loan | Purchased Performing Loans
Loans receivable	99,737		102,011
Commercial | Construction Loans
Loans receivable: Individually Evaluated	0		1,261
Loans receivable: Collectively Evaluated	40,348		29,710
Loans receivable	40,348		33,555
Allowance for loan losses: individually evaluated	0		678
Allowance for loan losses: collectively evaluated	420		288
Allowance for loan losses	420	970	966	152	114	110
Commercial | Construction Loans | Purchased Performing Loans
Loans receivable	0		2,584
Commercial | Commercial and industrial
Loans receivable: Individually Evaluated	4,645		1,467
Loans receivable: Collectively Evaluated	112,891		122,313
Loans receivable	120,202		126,374
Allowance for loan losses: individually evaluated	1,264		149
Allowance for loan losses: collectively evaluated	1,232		1,242
Allowance for loan losses	2,496	2,645	1,391	1,246	1,069	1,553
Commercial | Commercial and industrial | Purchased Performing Loans
Loans receivable	2,666		2,594
Commercial | Small Business Administration - Paycheck Protection Program
Loans receivable: Individually Evaluated	0
Loans receivable: Collectively Evaluated	97,103
Loans receivable	97,103		0
Allowance for loan losses: individually evaluated	0
Allowance for loan losses: collectively evaluated	0
Allowance for loan losses	0
Commercial | Small Business Administration - Paycheck Protection Program | Purchased Performing Loans
Loans receivable	0
Commercial | Political subdivisions
Loans receivable: Individually Evaluated	0		0
Loans receivable: Collectively Evaluated	43,134		53,570
Loans receivable	43,134		53,570
Allowance for loan losses: individually evaluated	0		0
Allowance for loan losses: collectively evaluated	0		0
Allowance for loan losses	0		0
Commercial | Political subdivisions | Purchased Performing Loans
Loans receivable	0		0
Commercial | Loans secured by farm land
Loans receivable: Individually Evaluated	421		607
Loans receivable: Collectively Evaluated	10,758		11,386
Loans receivable	11,433		12,251
Allowance for loan losses: individually evaluated	34		48
Allowance for loan losses: collectively evaluated	112		110
Allowance for loan losses	146	144	158	102	98	102
Commercial | Loans secured by farm land | Purchased Performing Loans
Loans receivable	254		258
Commercial | Multi-family (5 or more) residential
Loans receivable: Individually Evaluated	0		0
Loans receivable: Collectively Evaluated	11,195		10,617
Loans receivable	32,699		31,070
Allowance for loan losses: individually evaluated	0		0
Allowance for loan losses: collectively evaluated	163		156
Allowance for loan losses	163	199	156	150	112	114
Commercial | Multi-family (5 or more) residential | Purchased Performing Loans
Loans receivable	21,504		20,453
Commercial | Agricultural loans
Loans receivable: Individually Evaluated	0		76
Loans receivable: Collectively Evaluated	3,874		4,243
Loans receivable	3,874		4,319
Allowance for loan losses: individually evaluated	0		0
Allowance for loan losses: collectively evaluated	40		41
Allowance for loan losses	40	39	41	42	43	46
Commercial | Agricultural loans | Purchased Performing Loans
Loans receivable	0		0
Commercial | Other commercial loans
Loans receivable: Individually Evaluated	0		0
Loans receivable: Collectively Evaluated	16,031		15,947
Loans receivable	16,579		16,535
Allowance for loan losses: individually evaluated	0		0
Allowance for loan losses: collectively evaluated	167		155
Allowance for loan losses	167	160	155	119	121	128
Commercial | Other commercial loans | Purchased Performing Loans
Loans receivable	548		588
Consumer
Loans receivable: Individually Evaluated	0		0
Loans receivable: Collectively Evaluated	16,444		16,741
Loans receivable	16,444		16,741
Allowance for loan losses: individually evaluated	0		0
Allowance for loan losses: collectively evaluated	263		281
Allowance for loan losses	263	273	281	264	236	233
Consumer | Purchased Performing Loans
Loans receivable	0		0
Unallocated
Loans receivable: Individually Evaluated			585
Allowance for loan losses	$ 585	$ 585	$ 585	$ 585	$ 585	$ 499

X

- Definition

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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