SECURITIES (Tables)

12 Months Ended

Dec. 31, 2018

Investments, Debt and Equity Securities [Abstract]

Composition of Securities

(in thousands)	Amortized cost (1)		Gross un- realized gains		Gross un- realized losses		Fair value
December 31, 2018
Available-for-sale
U.S. Government Agency notes	$	4,991	$	58	$	—	$	5,049
Municipal bonds		5,334		45		—		5,379
Mortgage-backed securities:
U.S. Government agencies and U.S. Government- sponsored enterprises		32,522		56		251		32,327
Collateralized mortgage obligations:
U.S. Government agencies		17,835		85		173		17,747
SBA bonds		27,914		139		313		27,740
Corporate bonds		3,500		76		—		3,576
Total securities available-for-sale	$	92,096	$	459	$	737	$	91,818
CRA mutual fund	$	836	$	—	$	—	$	836
Non-marketable securities
Federal Home Loan Bank of Boston stock	$	4,496	$	—	$	—	$	4,496
(in thousands)	Amortized cost (1)		Gross un- realized gains		Gross un- realized losses		Fair value
December 31, 2017
Available-for-sale
Municipal bonds	$	3,476	$	11	$	1	$	3,486
Mortgage-backed securities:
U.S. Government agencies and U.S. Government- sponsored enterprises		45,983		152		267		45,868
Collateralized mortgage obligations:
U.S. Government agencies		10,462		2		87		10,377
Non-agency		2,271		410		17		2,664
SBA bonds		12,278		9		20		12,267
Corporate bonds		3,500		59		9		3,550
Total securities available-for-sale	$	77,970	$	643	$	401	$	78,212
CRA mutual fund	$	835	$	—	$	—	$	835
Non-marketable securities
Federal Home Loan Bank of Boston stock	$	3,813	$	—	$	—	$	3,813

(1) Net of other-than-temporary impairment write-downs recognized in prior years.

Sales of securities available-for-sale and gross gains and gross losses realized

Years ended December 31, (in thousands)		2018			2017			2016
Proceeds	$	10,036		$	199		$	4,865
Gains realized		361			192			569
Losses realized		(43	)		(14	)		—
Net gains realized		318			178			569
Income tax provision		67			61			193

Aggreggate fair value and gross unrealized loss of securities

	Less than 12 Months				12 Months or Longer				Total
December 31, 2018 (in thousands)	Fair value		Unrealized losses		Fair value		Unrealized losses		Fair Value		Unrealized losses
Available-for-sale
Mortgage-backed securities	$	5,754	$	40	$	19,973	$	211	$	25,727	$	251
Collateralized mortgage obligations
U.S. Government Agencies		—		—		8,281		173		8,281		173
SBA bonds		7,343		135		7,336		178		14,679		313
Total temporarily impaired securities		13,097		175		35,590		562		48,687		737
Other-than-temporarily impaired securities		—		—		—		—		—		—
Total temporarily impaired and other-than-temporarily impaired securities	$	13,097	$	175	$	35,590	$	562	$	48,687	$	737

December 31, 2017 (in thousands)
Available-for-sale
Municipal bonds	$	479	$	1	$	—	$	—	$	479	$	1
Mortgage-backed securities		15,914		99		17,892		168		33,806		267
Collateralized mortgage obligations
U.S. Government Agencies		9,317		87		—		—		9,317		87
Non-agency		—		—		77		3		77		3
SBA bonds		8,519		20		—		—		8,519		20
CRA mutual funds		835		16		—		—		835		16
Corporate bonds		1,491		9		—		—		1,491		9
Total temporarily impaired securities		36,555		232		17,969		171		54,524		403
Other-than-temporarily impaired securities
Collateralized mortgage obligations
Non-agency		101		14		—		—		101		14
Total temporarily impaired and other-than-temporarily impaired securities	$	36,656	$	246	$	17,969	$	171	$	54,625	$	417