Employee Benefits Plan Assets (Details)	12 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Defined Benefit Plan Disclosure [Line Items]
Target plan asset allocations	100.00%
Cash and cash equivalents [Member]
Defined Benefit Plan Disclosure [Line Items]
Target plan asset allocations	0.00%
Equity securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Target plan asset allocations	37.00%
Debt securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Target plan asset allocations	24.00%
Real estate and other investments [Member]
Defined Benefit Plan Disclosure [Line Items]
Target plan asset allocations	39.00%
U.S. Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	100.00%	100.00%
U.S. Pension Plans [Member] | Cash and cash equivalents [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	2.10%	4.10%
U.S. Pension Plans [Member] | Equity securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	35.90%	35.80%
U.S. Pension Plans [Member] | Debt securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	23.20%	22.50%
U.S. Pension Plans [Member] | Real estate and other investments [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	38.80%	37.60%
Non-U.S. Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	100.00%	100.00%
Non-U.S. Pension Plans [Member] | Cash and cash equivalents [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	1.40%	1.20%
Non-U.S. Pension Plans [Member] | Equity securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	60.50%	62.00%
Non-U.S. Pension Plans [Member] | Debt securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	32.50%	30.80%
Non-U.S. Pension Plans [Member] | Real estate and other investments [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	5.60%	6.00%