Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2019

Retirement Benefits [Abstract]

Schedule of Changes in Benefit Obligation and Plan Assets

The following table summarizes changes in the benefit obligation and plan assets for each postretirement benefit plan as of the dates indicated:

	SERP						Other Postretirement Benefits
	December 31,
(In thousands)	2019			2018			2019			2018
Benefit obligations:
Beginning of year	$	12,717		$	13,790		$	3,616		$	3,791
Service cost	395			446			48			46
Interest cost	523			488			148			132
Actuarial loss (gain)	1,524			(1,534		)	394			(209		)
Benefits paid	(477		)	(473		)	(157		)	(144		)
End of year	14,682			12,717			4,049			3,616
Fair value of plan assets:
Beginning of year	—			—			—			—
Employer contributions	477			473			157			144
Benefits paid	(477		)	(473		)	(157		)	(144		)
End of year	—			—			—			—
Unfunded status at end of year(1)	$	14,682		$	12,717		$	4,049		$	3,616
Amounts recognized in AOCI, net of tax:
Net actuarial loss	$	2,864		$	1,859		$	738		$	449
Prior service credit	—			—			(132		)	(151		)
Total	$	2,864		$	1,859		$	606		$	298

(1) Presented within other liabilities on the consolidated statements of condition.

Schedule of Net Period Benefit Cost and Other Amounts Recognized in Other Comprehensive Income

The components of net periodic benefit cost and other amounts recognized in OCI, before taxes, were as follows for the year ended December 31:

	SERP									Other Postretirement Benefits
(In thousands)	2019			2018			2017			2019			2018			2017
Net periodic benefit cost:
Service cost(1)	$	395		$	446		$	335		$	48		$	46		$	53
Interest cost(2)	523			488			452			148			132			144
Recognized net actuarial loss(2)	240			561			246			31			52			40
Amortization of prior service credit(2)	—			—			—			(24		)	(24		)	(24		)
Net periodic benefit cost	1,158			1,495			1,033			203			206			213
Changes in funded status recognized in OCI, before taxes:
Net actuarial loss (gain) arising during period	1,524			(1,534		)	1,955			394			(209		)	110
Reclassifications to net periodic benefit cost:
Amortization of net unrecognized actuarial loss	(240		)	(561		)	(246		)	(31		)	(52		)	(40		)
Amortization of prior service credit	—			—			—			24			24			24
Total recognized in OCI, before taxes	1,284			(2,095		)	1,709			387			(237		)	94
Total recognized in net periodic benefit cost and OCI, before taxes	$	2,442		$	(600	)	$	2,742		$	590		$	(31	)	$	307

Schedule of Assumptions Used in Determining Benefit Obligations and Net Period Benefit Costs

The following assumptions were used in determining benefit obligations and net period benefit costs:

	SERP						Other Postretirement Benefits
	2019		2018		2017		2019		2018		2017
Weighted-average assumptions as of end of year:
Discount rate for benefit obligation	3.2	%	4.2	%	3.6	%	3.2	%	4.2	%	3.6	%
Discount rate for net periodic benefit cost	4.2	%	3.6	%	4.0	%	4.2	%	3.6	%	4.0	%
Rate of compensation increase for benefit obligation	3.0	%	3.0	%	5.0	%	N/A		N/A		N/A
Rate of compensation increase for net periodic benefit cost	3.0	%	3.0	%	5.0	%	N/A		N/A		N/A
Health care cost trend rate assumed for future years	N/A		N/A		N/A		4.5% - 7.0%		5.0% - 6.0%		5.0% - 6.0%

Schedule of Estimated Future Benefit Payments

The expected benefit payments for the next ten years are presented in the following table:

(In thousands)	SERP		Other Postretirement Benefits
2020	$	486	$	268
2021	536		265
2022	566		233
2023	526		219
2024	436		231
Next 5 years	2,141		1,084