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Employee Benefit Plan (Tables)
9 Months Ended
Sep. 30, 2019
Retirement Benefits [Abstract]  
Schedule of components of net periodic benefit cost
Components of Net Periodic Benefit Cost

 
Pension Benefits
Three Months Ended
Life and Health
Three Months Ended
SERP Benefits
Three Months Ended
(In thousands)
9/30/2019

 
9/30/2018

9/30/2019

 
9/30/2018

9/30/2019

 
9/30/2018

Service cost
$
0

 
$
0

$
40

 
$
53

$
38

 
$
40

Interest cost
734

 
627

72

 
68

228

 
208

Expected return on plan assets
(1,233
)
 
(1,412
)
0

 
0

0

 
0

Amortization of net retirement plan actuarial loss
333

 
280

0

 
16

78

 
135

Amortization of net retirement plan prior service (credit) cost
(3
)
 
(3
)
(15
)
 
(15
)
22

 
22

Net periodic benefit (income) cost
$
(169
)
 
$
(508
)
$
97

 
$
122

$
366

 
$
405


 
Pension Benefits
Nine Months Ended
Life and Health
Nine Months Ended
SERP Benefits
Nine Months Ended
(In thousands)
9/30/2019

 
9/30/2018

9/30/2019

 
9/30/2018

9/30/2019

 
9/30/2018

Service cost
$
0

 
$
0

$
120

 
$
159

$
115

 
$
120

Interest cost
2,202

 
1,881

217

 
203

684

 
625

Expected return on plan assets
(3,699
)
 
(4,236
)
0

 
0

0

 
0

Amortization of net retirement plan actuarial loss
1,000

 
839

0

 
47

232

 
404

Amortization of net retirement plan prior service cost (credit)
(8
)
 
(8
)
(46
)
 
(47
)
65

 
65

Net periodic benefit (income) cost
$
(505
)
 
$
(1,524
)
$
291

 
$
362

$
1,096

 
$
1,214