Post Retirement Benefit Cost (Table Text Block)

12 Months Ended

Mar. 31, 2014

Table Text Block [Abstract]

Components of Net Periodic Post Retirement Benefit Cost

The components of net periodic post retirement benefit cost were as follows:

		Years Ended March 31,
		2014		2013		2012
		(In thousands)
Service cost for benefits earned during the period	$	726	$	622	$	515
Interest cost on accumulated postretirement benefit		564		554		568
Other components		19		4		(16	)
Net periodic postretirement benefit cost	$	1,309	$	1,180	$	1,067