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Employee Benefit Plans - Weighted Average Actuarial Assumptions Used to Develop Projected Benefit Obligation (Detail) (Other Postretirement Benefit Plans [Member])
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Mar. 31, 2014
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Mar. 31, 2013
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Other Postretirement Benefit Plans [Member]
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| Defined Benefit Plan Disclosure [Line Items] | ||
| Discount rate | 3.59% | 3.26% |
| Medical care cost trend rate | 8.00% | 8.00% |
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- Definition
Defined benefit plan assumptions used calculating benefit obligation medical care cost trend rate. No definition available.
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- Definition
The interest rate used to adjust for the time value of money for the plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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