Business and Summary of Significant Accounting Policies (Details Textual) $ in Millions	12 Months Ended
	Mar. 31, 2017 country continent plant	Mar. 31, 2016 USD ($)
Organization, Consolidation and Presentation of Financial Statements [Abstract]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification | $		$ 30
Number of countries Company operates in | country	10
Numer of continents Company operates in | continent	4
Number of operating plants	24
Number of plants with recycling operations	11
Maximum amortization period of unfunded actuarial liability	15 years