Employee Benefit Plans

6 Months Ended

Sep. 30, 2018

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,
		2018		2017
		(Unaudited)
		(In thousands)
Service cost for benefits earned during the period	$	277	$	268
Other components of net periodic benefit costs:
Interest cost on accumulated postretirement benefit		236		217
Other components		18		15
Total other components of net periodic benefit costs		254		232
Net periodic postretirement benefit cost	$	531	$	500
		Six Months Ended September 30,
		2018		2017
		(Unaudited)
		(In thousands)
Service cost for benefits earned during the period	$	554	$	536
Other components of net periodic benefit costs:
Interest cost on accumulated postretirement benefit		472		434
Other components		35		30
Total other components of net periodic benefit costs		507		464
Net periodic postretirement benefit cost	$	1,061	$	1,000