LOANS (Tables)

12 Months Ended

Dec. 31, 2017

Loans and Leases Receivable Disclosure [Abstract]

Schedule of Loans Receivable

	At December 31,
	2017			2016
Real estate
Commercial		$	783,745		$	547,711
Construction			36,960			29,447
Multifamily			190,097			117,373
One-to-four family			25,568			26,480
Total Real Estate			1,036,370			721,011
Commercial and industrial			340,001			315,870
Consumer			44,595			18,825
Total loans			1,420,966			1,055,706
Deferred fees			(1,070)			(1,160)
Allowance for loan losses			(14,887)			(11,815)
Net loans at the end of the year		$	1,405,009		$	1,042,731

Schedule of activity in the allowance for loan losses by segment

December 31, 2017	Commercial  Real Estate			Commercial  & Industrial			Construction			Multi  Family			One-to-four  Family			Consumer			Total
Allowance for loan losses:
Beginning balance		$	5,206		$	5,364		$	409		$	620		$	109		$	107		$	11,815
Provision for loan losses			1,930			4,093			110			536			29			361			7,059
Loans charged-off			—			(3,879)			—			—			—			(108)			(3,987)
Recoveries			—			—			—			—			—			—			—
Total ending allowance balance		$	7,136		$	5,578		$	519		$	1,156		$	138		$	360		$	14,887

December 31, 2016	Commercial  Real Estate			Commercial  & Industrial			Construction			Multi  Family			One-to-four  Family			Consumer			Total
Allowance for loan losses:
Beginning balance		$	3,650		$	4,254		$	589		$	986		$	444		$	19		$	9,942
Provision (credit) for loan  losses			1,556			6,640			(180)			(366)			322			88			8,060
Loans charged-off			—			(5,530)			—			—			(659)			—			(6,189)
Recoveries			—			—			—			—			2			—			2
Total ending allowance balance		$	5,206		$	5,364		$	409		$	620		$	109		$	107		$	11,815

December 31, 2015	Commercial  Real Estate			Commercial  & Industrial			Construction			Multi  Family			One-to-four  Family			Consumer			Total
Allowance for loan losses:
Beginning balance		$	3,283		$	3,106		$	269		$	778		$	480		$	—		$	7,916
Provision (credit) for loan  losses			367			1,148			320			208			(47)			19			2,015
Loans charged-off			—			—			—			—			—			—			—
Recoveries			—			—			—			—			11			—			11
Total ending allowance balance		$	3,650		$	4,254		$	589		$	986		$	444		$	19		$	9,942

Schedule of allowance for loan losses and the recorded investment in loans

At December 31, 2017	Commercial  Real Estate			Commercial  & Industrial			Construction			Multi  Family			One-to-four  Family			Consumer			Total
Allowance for loan losses:
Individually evaluated for impairment		$	—		$	—		$	—		$	—		$	9		$	77		$	86
Collectively evaluated for impairment			7,136			5,578			519			1,156			129			283		$	14,801
Total ending allowance balance		$	7,136		$	5,578		$	519		$	1,156		$	138		$	360		$	14,887
Loans:
Individually evaluated for impairment		$	2,368		$	—		$	—		$	—		$	3,566		$	155		$	6,089
Collectively evaluated for impairment			781,377			340,001			36,960			190,097			22,002			44,440			1,414,877
Total ending loan balance		$	783,745		$	340,001		$	36,960		$	190,097		$	25,568		$	44,595		$	1,420,966

At December 31, 2016	Commercial  Real Estate			Commercial  & Industrial			Construction			Multi  Family			One-to-four  Family			Consumer			Total
Allowance for loan losses:
Individually evaluated for impairment		$	—		$	366		$	—		$	—		$	10		$	—		$	376
Collectively evaluated for impairment			5,206			4,998			409			620			99			107		$	11,439
Total ending allowance balance		$	5,206		$	5,364		$	409		$	620		$	109		$	107		$	11,815
Loans:
Individually evaluated for impairment		$	5,504		$	4,915		$	—		$	—		$	1,130		$	—		$	11,549
Collectively evaluated for impairment			542,207			310,955			29,447			117,373			25,350			18,825			1,044,157
Total ending loan balance		$	547,711		$	315,870		$	29,447		$	117,373		$	26,480		$	18,825		$	1,055,706

Schedule of impaired by class of loans

At December 31, 2017	Unpaid  Principal  Balance			Recorded  Investment			Allowance  for Loan  Losses  Allocated			Average  Recorded  Investment			Interest  Income  Recognized
With an allowance recorded:
Commercial & industrial		$	—		$	—		$	—		$	2,928		$	—
One-to-four family			686			556			9			563			21
Consumer			155			155			77			75			8
Total		$	841		$	711		$	86		$	3,566		$	29
Without an allowance recorded:
Commercial & industrial		$	—		$	—		$	—		$	5,367		$	229
Commercial real estate			2,890			2,368			0			938			43
One-to-four family			3,157			3,010			0			1,547			87
Total		$	6,047		$	5,378		$	—		$	7,852		$	359

At December 31, 2016	Unpaid  Principal  Balance			Recorded  Investment			Allowance  for Loan  Losses  Allocated			Average  Recorded  Investment			Interest  Income  Recognized
With an allowance recorded:
Commercial & industrial		$	8,783		$	3,660		$	366		$	6,330		$	207
One-to-four family			694			565			10			565			21
Total		$	9,477		$	4,225		$	376		$	6,895		$	228
Without an allowance recorded:
Commercial real estate		$	5,974		$	5,504		$	—		$	5,814		$	267
Commercial & industrial			1,255			1,255			—			1,340			54
One-to-four family			713			565			—			565			23
Total		$	7,942		$	7,324		$	—		$	7,719		$	344

At December 31, 2015	Unpaid  Principal  Balance			Recorded  Investment			Allowance  for Loan  Losses  Allocated			Average  Recorded  Investment			Interest  Income  Recognized
With an allowance recorded:
Commercial & industrial		$	1,933		$	1,933		$	134		$	1,983		$	136
One-to-four family			1,694			1,223			293			1,223			21
Total		$	3,627		$	3,156		$	427		$	3,206		$	157
Without an allowance recorded:
Commercial real estate		$	2,155		$	1,806		$	—		$	1,833		$	93
Commercial & industrial			1,425			1,425			—			1,510			61
Multi-family			5,971			5,971			—			6,010			235
One-to-four family			713			565			—			565			21
Total		$	10,264		$	9,767		$	—		$	9,918		$	410

Schedule of Recorded Investment in Non-Accrual Loans

At December 31, 2017	Nonaccrual			Loans Past Due  Over 90 Days  Still Accruing
Commercial real estate		$	787		$	—
Commercial & industrial			—			—
One-to-four family			2,447			—
Consumer			155			—
Total		$	3,389		$	—

At December 31, 2016	Nonaccrual			Loans Past Due  Over 90 Days  Still Accruing
Commercial & industrial		$	3,660		$	—

Schedule of aging of the recorded investment in past due loans

At December 31, 2017	30 – 59 Days			60 – 89 Days			Greater than  90 days			Total Past  Due			Loans not  Past Due			Total
Commercial real estate		$	836		$	—		$	787		$	1,623		$	782,122		$	783,745
Commercial & industrial			85			142			—			227			339,774			340,001
Construction			—			—			—			—			36,960			36,960
Multifamily			—			—			—			—			190,097			190,097
One-to-four family			—			—			—			—			25,568			25,568
Consumer			149			21			155			325			44,270			44,595
Total		$	1,070		$	163		$	942		$	2,175		$	1,418,791		$	1,420,966

At December 31, 2016	30 – 59 Days			60 – 89 Days			Greater than  90 days			Total Past  Due			Loans not  Past Due			Total
Commercial real estate		$	—		$	958		$	—		$	958		$	546,753		$	547,711
Commercial & industrial			14			3,922			—			3,936			311,934			315,870
Construction			—			—			—			—			29,447			29,447
Multifamily			—			—			—			—			117,373			117,373
One-to-four family			—			—			—			—			26,480			26,480
Consumer			—			34			—			34			18,791			18,825
Total		$	14		$	4,914		$	—		$	4,928		$	1,050,778		$	1,055,706

Schedule of loans modified as troubled debt restructurings

At December 31, 2016	Number of Loans		Pre-Modification  Outstanding  Recorded  Investment			Post-Modification  Outstanding  Recorded  Investment
Troubled debt restructurings:
Commercial Real Estate		1		$	3,875		$	3,875
Total		1		$	3,875		$	3,875

At December 31, 2015	Number of Loans		Pre-Modification  Outstanding  Recorded  Investment			Post-Modification  Outstanding  Recorded  Investment
Troubled debt restructurings:
Commercial & Industrial		1		$	1,933		$	1,933
Total		1		$	1,933		$	1,933

Schedule of risk category of loans by class of loans

At December 31, 2017	Pass			Special  Mention			Substandard			Doubtful			Total
Commercial real estate		$	777,410		$	4,369		$	1,966		$	—		$	783,745
Commercial & industrial			331,775			8,226			—			—			340,001
Construction			36,960			—			—			—			36,960
Multifamily			190,097			—			—			—			190,097
Total		$	1,336,242		$	12,595		$	1,966		$	—		$	1,350,803

At December 31, 2016	Pass			Special  Mention			Substandard			Doubtful			Total
Commercial real estate		$	542,206		$	4,293		$	1,212		$	—		$	547,711
Commercial & industrial			309,295			2,915			3,660			—			315,870
Construction			29,447			—			—			—			29,447
Multifamily			117,373			—			—			—			117,373
Total		$	998,321		$	7,208		$	4,872		$	—		$	1,010,401

Schedule of recorded investment based on performance status

At December 31, 2017	Performing			Non-Performing			Total
One-to-four family	​	$	23,121	​	$	2,447	​	$	25,568
Consumer	​	​	44,440	​	​	155	​	​	44,595
Total	​	$	67,561	​	$	2,602	​	$	70,163

At December 31, 2016	Performing			Non-Performing			Total
One-to-four family	​	$	26,480	​	$	—	​	$	26,480
Consumer	​	​	18,825	​	​	—	​	​	18,825
Total	​	$	45,305	​	$	—	​	$	45,305