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Financing Arrangements
12 Months Ended
Mar. 31, 2018
Debt Disclosure [Abstract]  
Financing Arrangements
Financing Arrangements
The Company had several uncommitted, unsecured bank lines of credit aggregating $84.5 million as of March 31, 2018. There are no financial covenants under these lines of credit with which the Company must comply. As of March 31, 2018, the Company had outstanding bank guarantees of $49.8 million under these lines of credit. There was no borrowing outstanding under the line of credit as of March 31, 2018 or March 31, 2017.