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Employee Benefit Plans
6 Months Ended
Sep. 30, 2019
Compensation and Retirement Disclosure [Abstract]  
13. Employee Benefit Plans

The components of the net periodic benefit costs with respect to postretirement benefits were as follows:

 

 

Quarter Ended September 30,

 

 

2019

 

2018

 

 

(Unaudited)

 

 

(In thousands)

 

 

 

 

 

Service cost for benefits earned during the period

$

292

$ 

277

Other components of net periodic benefit costs:

 

 

 

 

Interest cost on accumulated postretirement benefit

 

241

 

236

Other components

 

23

 

18

Total other components of net periodic benefit costs

 

264

 

254

Net periodic postretirement benefit cost

$

556

$ 

531

 

 

 

Six Months Ended September 30,

 

 

2019

 

2018

 

 

(Unaudited)

 

 

(In thousands)

 

 

 

 

 

Service cost for benefits earned during the period

$

584

$ 

554

Other components of net periodic benefit costs:

 

 

 

 

Interest cost on accumulated postretirement benefit

 

482

 

472

Other components

 

45

 

35

Total other components of net periodic benefit costs

 

527

 

507

Net periodic postretirement benefit cost

$

1,111

$ 

1,061