Comprehensive Income/(Loss) (Tables)

12 Months Ended

Dec. 31, 2019

Equity [Abstract]

Schedule of changes in accumulated other comprehensive (loss) income by component, net of tax

Changes in accumulated other comprehensive income (loss) by component, net of tax, were as follows for the periods indicated:

	Year Ended December 31, 2019
	Investment Securities  Available-for-Sale			Postretirement Benefits			Accumulated Other Comprehensive Income (Loss)
	(In Thousands)
Balance at December 31, 2018	$	(9,712	)	$	252		$	(9,460	)
Other comprehensive income (loss)	11,911			(168		)	11,743
Balance at December 31, 2019	$	2,199		$	84		$	2,283

	Year Ended December 31, 2018
	Investment Securities  Available-for-Sale			Postretirement Benefits		Accumulated Other Comprehensive Loss
	(In Thousands)
Balance at December 31, 2017	$	(6,113	)	$	163	$	(5,950	)
Other comprehensive (loss) income	(3,599		)	89		(3,510		)
Reclassification due to adoption of ASU 2018-02	—			—		—
Balance at December 31, 2018	$	(9,712	)	$	252	$	(9,460	)

	Year Ended December 31, 2017
	Investment Securities  Available-for-Sale			Postretirement Benefits			Accumulated Other Comprehensive Loss
	(In Thousands)
Balance at December 31, 2016	$	(4,213	)	$	395		$	(3,818	)
Other comprehensive loss	(817		)	(252		)	(1,069		)
Reclassification due to adoption of ASU 2018-02	(1,083		)	20			(1,063		)
Balance at December 31, 2017	$	(6,113	)	$	163		$	(5,950	)