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Subsequent Events	9 Months Ended
	Dec. 31, 2016
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events In January 2017, all of the $42 million outstanding principal amount of the Company's January 2012 4.00% Notes was converted into 2,049,461 Class A voting shares and 2,049,461 Class B non-voting shares at a conversion price of approximately $10.21 per share.

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- Definition

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

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