Employee Benefit Plans (Tables)

9 Months Ended

Dec. 31, 2013

Components of Net Periodic Benefit Cost

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

	Postretirement Benefits
	Three Months Ended				Nine Months Ended
	December 31, 2013		December 31, 2012		December 31, 2013		December 31, 2012
Interest cost	$	7	$	8	$	22	$	25
Amortization of net (gain) loss		8		1		23		5
Net periodic cost	$	15	$	9	$	45	$	30

	Pension Plan
	Three Months Ended				Nine Months Ended
	December 31, 2013		December 31, 2012		December 31 2013		December 31, 2012
Interest cost	$	29	$	36	$	85	$	105
Amortization of net (gain) loss		—		—		—		—
Net periodic cost	$	29	$	36	$	85	$	105