Employee Benefit Plans (Table Text Block)

12 Months Ended

Mar. 31, 2017

Table Text Block [Abstract]

Summary Of Financing Arrangements for Leveraged ESOP Debt

		Outstanding as of		Interest Payments
Financing Date		March 31, 2017		2017		2016		2015
		(In thousands)
June, 1991	$	31	$	2	$	10	$	48
July, 2009		775		36		33		31
February, 2016		5,245		–		–		–

Shares Held by the ESOP Plan

		Years Ended March 31,
		2017		2016
		(In thousands)
Allocated shares		1,160		1,203
Unreleased shares - leveraged		21		22
Fair value of unreleased shares - leveraged	$	8,127	$	8,072
Unreleased shares - non-leveraged		9		8
Fair value of unreleased shares - non-leveraged	$	3,539	$	2,756

Components of Net Periodic Post Retirement Benefit Cost

		Years Ended March 31,
		2017		2016		2015
		(In thousands)
Service cost for benefits earned during the period	$	1,026	$	961	$	827
Interest cost on accumulated postretirement benefit		814		752		720
Other components		88		35		14
Net periodic postretirement benefit cost	$	1,928	$	1,748	$	1,561

Components of Post Retirement Benefit Liabilities

		Years Ended March 31,
		2017		2016
		(In thousands)
Beginning of year	$	20,791	$	18,554
Service cost for benefits earned during the period		1,026		961
Interest cost on accumulated post retirement benefit		814		752
Net benefit payments and expense		(443)		(541)
Actuarial loss		59		1,065
Accumulated postretirement benefit obligation		22,247		20,791
Current liabilities		737		658
Non-current liabilities		21,510		20,133
Total post retirement benefit liability recognized in statement of financial position		22,247		20,791
Components included in accumulated other comprehensive income (loss):
Unrecognized net loss		(2,817)		(2,847)
Cumulative net periodic benefit cost (in excess of employer contribution)	$	19,430	$	17,944

Discount Rate Assumptions for Accumulated Postretirement Benefit Obligations

	Years Ended March 31,
	2017	2016	2015
	(In percentages)
Accumulated postretirement benefit obligation	3.94%	3.89%	3.99%

Future Net Benefit Payments Expected for Post Employee Benefit Obligations

		Future Net Benefit Payments
		(In thousands)
Year-ended:
2018	$	737
2019		871
2020		1,033
2021		1,208
2022		1,422
2023 through 2027		9,936
Total	$	15,207