Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2021

Other Comprehensive Income (Loss), Net of Tax [Abstract]

Schedule of reclassification adjustments related to securities available for sale are included in gains on sale or call of securities

Reclassification adjustments related to the

defined benefit postretirement medical plan are included in compensation and benefits in the accompanying consolidated condensed statements of income.

	Before Tax Amount			Tax Effect			Net of Tax Amount
	(In Thousands)
Year ended December 31, 2021:
Securities available for sale and transferred securities:
Change in net unrealized (loss) during the period	$	(21,967	)	$	(4,613	)	$	(17,354	)
Reclassification adjustment for net losses included in net income		(2,218	)		(466	)		(1,752	)
Cash flow hedge derivatives:
Change in net unrealized gain during the period		3,025			635			2,390
Reclassification adjustment for net gains included in net income		(2,172	)		(456	)		(1,716	)
Defined benefit postretirement medical plan:
Net gain on defined benefit postretirement medical plan realized    during the period		13			3			10
Reclassification adjustment for net amortization and deferral on defined    benefit postretirement medical plan (included in compensation and    benefits)		(13	)		(3	)		(10	)
Total other comprehensive income	$	(23,332	)	$	(4,900	)	$	(18,432	)

	Before Tax Amount			Tax Effect			Net of Tax Amount
	(In Thousands)
Year ended December 31, 2020:
Securities available for sale and transferred securities:
Change in net unrealized gain/(loss) during the period	$	14,431		$	3,030		$	11,401
Reclassification adjustment for net gains included in net income		(1,464	)		(307	)		(1,157	)
Defined benefit postretirement medical plan:
Net gain on defined benefit postretirement medical plan realized    during the period		195			41			154
Reclassification adjustment for net amortization and deferral on defined    benefit postretirement medical plan (included in compensation and    benefits)		13			2			11
Total other comprehensive income	$	13,175		$	2,766		$	10,409

	Before Tax Amount			Tax Effect			Net of Tax Amount
	(In Thousands)
Year ended December 31, 2019:
Securities available for sale and transferred securities:
Change in net unrealized gain/(loss) during the period	$	8,754		$	1,839		$	6,915
Reclassification adjustment for net gains included in net income		(24	)		(5	)		(19	)
Defined benefit postretirement medical plan:
Net gain on defined benefit postretirement medical plan realized    during the period		(310	)		(146	)		(164	)
Reclassification adjustment for net amortization and deferral on defined    benefit postretirement medical plan (included in compensation and    benefits)		14			3			11
Total other comprehensive income	$	8,434		$	1,691		$	6,743

Schedule of accumulated other comprehensive income (loss), net of tax

Activity in accumulated other comprehensive income (loss), net of tax, was as follows:

	Securities Available For Sale			Cash Flow Hedge Derivative			Post- retirement Benefit			Accumulated Other Comprehensive Income
	(In Thousands)
Balance January 1, 2021	$	15,083		$	—		$	(79	)	$	15,004
Other comprehensive income before reclassifications		(17,354	)		2,390			10			(14,954	)
Amounts reclassified from accumulated other comprehensive loss		(1,752	)		(1,716	)		(10	)		(3,478	)
Net other comprehensive income during period		(19,106	)		674			—			(18,432	)
Balance December 31, 2021	$	(4,023	)	$	674		$	(79	)	$	(3,428	)
Balance January 1, 2020	$	4,839		$	—		$	(244	)	$	4,595
Other comprehensive income before reclassifications		11,401			—			154			11,555
Amounts reclassified from accumulated other comprehensive loss		(1,157	)		—			11			(1,146	)
Net other comprehensive income during period		10,244			—			165			10,409
Balance December 31, 2020	$	15,083		$	—		$	(79	)	$	15,004
Balance January 1, 2019	$	(2,057	)	$	—		$	(91	)	$	(2,148	)
Other comprehensive income before reclassifications		6,915			—			(164	)		6,751
Amounts reclassified from accumulated other comprehensive loss		(19	)		—			11			(8	)
Net other comprehensive income during period		6,896			—			(153	)		6,743
Balance December 31, 2019	$	4,839		$	—		$	(244	)	$	4,595