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Employee Benefit Plans (Table Text Block) | 12 Months Ended
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Mar. 31, 2019
Table Text Block [Abstract] |
Summary Of Financing Arrangements for Leveraged ESOP Debt |
|  | Outstanding as of |  | Interest Payments
Financing Date |  | March 31, 2019 |  | 2019 |  | 2018 |  | 2017
|  | (In thousands)
June, 1991 | $ | – | $ | 1 | $ | 1 | $ | 2
July, 2009 |  | 233 |  | 17 |  | 26 |  | 36
February, 2016 |  | 4,966 |  | 190 |  | 242 |  | –
Shares Held by the ESOP Plan |
|  | Years Ended March 31,
|  | 2019 |  | 2018
|  | (In thousands)
Allocated shares |  | 1,069 |  | 1,112
Unreleased shares - leveraged |  | 16 |  | 19
Fair value of unreleased shares - leveraged | $ | 6,019 | $ | 6,448
Unreleased shares - non-leveraged |  | – |  | 13
Fair value of unreleased shares - non-leveraged | $ | – | $ | 4,557
Components of Net Periodic Post Retirement Benefit Cost |
|  | Years Ended March 31,
|  | 2019 |  | 2018 |  | 2017
|  | (In thousands)
Service cost for benefits earned during the period | $ | 1,108 | $ | 1,073 | $ | 1,026
Other components of net periodic benefit costs: |  |  |  |  |  |
Interest cost on accumulated postretirement benefit |  | 943 |  | 869 |  | 814
Other components |  | 70 |  | 58 |  | 88
Total other components of net periodic benefit costs |  | 1,013 |  | 927 |  | 902
Net periodic postretirement benefit cost | $ | 2,121 | $ | 2,000 | $ | 1,928
Components of Post Retirement Benefit Liabilities |
|  | Years Ended March 31,
|  | 2019 |  | 2018
|  | (In thousands)
Beginning of year | $ | 23,316 | $ | 22,247
Service cost for benefits earned during the period |  | 1,108 |  | 1,073
Interest cost on accumulated post retirement benefit |  | 943 |  | 869
Net benefit payments and expense |  | (979) |  | (644)
Actuarial (gain) loss |  | 1,429 |  | (229)
Accumulated postretirement benefit obligation |  | 25,817 |  | 23,316
Current liabilities |  | 1,037 |  | 802
Non-current liabilities |  | 24,780 |  | 22,514
Total post retirement benefit liability recognized in statement of financial position |  | 25,817 |  | 23,316
Components included in accumulated other comprehensive income (loss): |  |  |  |
Unrecognized net loss |  | (3,890) |  | (2,530)
Cumulative net periodic benefit cost (in excess of employer contribution) | $ | 21,927 | $ | 20,786
Discount Rate Assumptions for Accumulated Postretirement Benefit Obligations |
|  | Years Ended March 31,
|  | 2019 |  | 2018 |  | 2017
|  | (In percentages)
Accumulated postretirement benefit obligation |  | 3.83% |  | 3.98% |  | 3.94%
Future Net Benefit Payments Expected for Post Employee Benefit Obligations |
|  | Future Net Benefit Payments
|  | (In thousands)
Year-ended: |  |
2020 | $ | 1,037
2021 |  | 1,227
2022 |  | 1,445
2023 |  | 1,665
2024 |  | 1,906
2025 through 2028 |  | 11,863
Total | $ | 19,143

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- Definition Tabular disclosure of benefit obligations including accumulated benefit obligation and projected benefit obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the assumptions used to determine for pension plans and/or other employee benefit plans the benefit obligation and net benefit cost, including assumed discount rates, rate increase in compensation increase, and expected long-term rates of return on plan assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k) -URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the change in the accumulated postemployment benefit obligation from the beginning to the end of the period, showing separately, if applicable, the effects of the following: service cost, interest cost, contributions by plan participants, actuarial gains and losses, foreign currency exchange rate changes, benefits paid, plan amendments, business combinations, divestitures, curtailments, settlements, and special and contractual termination benefits. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the details pertaining to each employee stock ownership plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929 + Details
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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure for share-based compensation plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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