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Employee Benefit Plans (Tables)
 6 Months Ended
Sep. 30, 2013
Components of Net Periodic Benefit Cost

The following tables provide the components of the net periodic benefit cost.

 

 

Postretirement Benefits

 

 

Three Months Ended

 

 

Six Months Ended

 

 

September 30,
2013

 

 

September 30,
2012

 

 

September 30,
2013

 

 

September 30,
2012

 

Interest cost

$

  8

 

 

$

  9

 

 

$

  15

 

 

$

  17

 

Amortization of net (gain) loss

 

  7

 

 

 

  2

 

 

 

  15

 

 

 

  4

 

Net periodic cost

$

  15

 

 

$

  11

 

 

$

  30

 

 

$

  21

 

 

 

Pension Plan

 

 

Three Months Ended

 

 

Six Months Ended

 

 

September 30,
2013

 

 

September 30,
2012

 

 

September 30,
2013

 

 

September 30,
2012

 

Interest cost

$

  28

 

 

$

  34

 

 

$

  56

 

 

$

  69

 

Amortization of net (gain) loss

 

—

 

 

 

—

 

 

 

—

 

 

 

—

 

Net periodic cost

$

  28

 

 

$

  34

 

 

$

  56

 

 

$

  69