XML 116 R38.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Employee Benefit Plans (Tables)
12 Months Ended
Dec. 31, 2019
Retirement Benefits [Abstract]  
Schedule of Changes in Accumulated Postretirement Benefits Obligations
Changes in Accumulated Postretirement Benefit Obligations:
 
2019
 
2018
Obligation at the Beginning of Year
 
$
1,154

 
$
1,061

Unrecognized Loss (Gain)
 
296

 
74

 
 
 
 
 
Components of Net Periodic Postretirement Benefit Cost
 
 

 
 

Service Cost
 
83

 
69

Interest Cost
 
43

 
34

 
 
 
 
 
Net Expected Benefit Payments
 
(92
)
 
(84
)
Amendments
 
14

 

Obligation at End of Year
 
$
1,498

 
$
1,154


Schedule of Components of Postretirement Benefit Expense
Components of Postretirement Benefit Expense:
 
2019
 
2018
 
2017
Service Cost
 
$
83

 
$
69

 
$
50

Interest Cost
 
43

 
34

 
29

Amortization of Unrecognized Net (Gain) Loss
 
37

 
32

 
8

Net Postretirement Benefit Expense
 
163

 
135

 
87

 
 
 
 
 
 
 
Net Gain (Loss) During Period Recognized in Other Comprehensive Income (Loss)
 
273

 
41

 
218

 
 
 
 
 
 
 
Total Recognized in Net Postretirement Benefit Expense and Other Comprehensive Income
 
$
436

 
$
176

 
$
305


Schedule of Assumptions Used to Determine Net Periodic Cost and Benefit Obligations
Assumptions Used to Determine Net Periodic Cost and Benefit Obligations:
 
2019
 
2018
 
2017
Discount Rate
 
2.81
%
 
3.91
%
 
3.35
%

Schedule of Assumption of Health Care Cost Trend Rates at Year-end
Assumed Health Care Cost Trend Rates at Year-end:
 
2019
 
2018
Health Care Cost Trend Rate Assumed for Next Year
 
8.00
%
 
8.00
%
Rate that the Cost Trend Rate Gradually Declines to
 
4.50
%
 
5.00
%
Year that the Rate Reaches the Rate it is Assumed to Remain at
 
2026

 
2024


Schedule of One-Percentage-Point Change in Assumed Health Care Cost Trend Rates A one-percentage-point change in assumed health care cost trend rates would have the following effects as of December 31, 2019:
 
 
One-Percentage-Point
Increase
 
One-Percentage-Point
Decrease
Effect on Total of Service and Interest Cost
 
$
12

 
$
(11
)
Effect on Postretirement Benefit Obligation
 
$
101

 
$
(90
)
Schedule of Estimated Future Benefits
The following postretirement benefit payments, which reflect expected future service, are expected to be paid:
2020
 
$
96

2021
 
111

2022
 
113

2023
 
130

2024
 
116

2025-2029
 
726