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Employee Benefit Plans (Table Text Block) | 9 Months Ended
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Dec. 31, 2012
Disclosure Text Block Supplement [Abstract] |
Compensation and employee benefit plans | The components of the net periodic benefit costs with respect to postretirement benefits were as follows:
|  | Quarter Ended December 31,
|  | 2012 |  | 2011
|  | (Unaudited)
|  | (In thousands)
Service cost for benefits earned during the period | $ | 155 | $ | 129
Interest cost on accumulated postretirement benefit |  | 139 |  | 142
Other components |  | 1 |  | (4 | )
Net periodic postretirement benefit cost | $ | 295 | $ | 267
|  | Nine Months Ended December 31,
|  | 2012 |  | 2011
|  | (Unaudited)
|  | (In thousands)
Service cost for benefits earned during the period | $ | 466 | $ | 386
Interest cost on accumulated postretirement benefit |  | 416 |  | 426
Other components |  | 3 |  | (12 | )
Net periodic postretirement benefit cost | $ | 885 | $ | 800

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- Definition The entire disclosure for an entity's employee compensation and benefit plans, including, but not limited to, postemployment and postretirement benefit plans, defined benefit pension plans, defined contribution plans, non-qualified and supplemental benefit plans, deferred compensation, share-based compensation, life insurance, severance, health care, unemployment and other benefit plans. + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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- Details
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Period Type: | duration