Employee Benefits Plan Assets (Details)	12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
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	36.00%
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	40.00%
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	3.20%	2.10%
U.S. Pension Plans [Member] | Equity securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	34.60%	35.90%
U.S. Pension Plans [Member] | Debt securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	22.80%	23.20%
U.S. Pension Plans [Member] | Real estate and other investments [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	39.40%	38.80%
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	1.50%	1.40%
Non-U.S. Pension Plans [Member] | Equity securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	58.80%	60.50%
Non-U.S. Pension Plans [Member] | Debt securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	34.20%	32.50%
Non-U.S. Pension Plans [Member] | Real estate and other investments [Member]
Defined Benefit Plan Disclosure [Line Items]
Plan asset allocations	5.50%	5.60%