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Debt and Credit Facility - Convertible Debt (Details) | 6 Months Ended
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Sep. 30, 2018 $ / shares
2017 Senior Convertible Debt |
Debt Instrument, Redemption [Line Items] |
Conversion Rate, adjusted | 10.2005
Approximate conversion price, adjusted (in usd per share) | $ 98.03
Incremental Share Factor, adjusted | 5.1002
Maximum Conversion Rate, adjusted | 14.5357
2015 Senior Convertible Debt |
Debt Instrument, Redemption [Line Items] |
Conversion Rate, adjusted | 15.9069
Approximate conversion price, adjusted (in usd per share) | $ 62.87
Incremental Share Factor, adjusted | 7.9535
Maximum Conversion Rate, adjusted | 22.2697
2017 Junior Convertible Debt |
Debt Instrument, Redemption [Line Items] |
Conversion Rate, adjusted | 10.3827
Approximate conversion price, adjusted (in usd per share) | $ 96.31
Incremental Share Factor, adjusted | 5.1914
Maximum Conversion Rate, adjusted | 14.5357

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- Definition The amount of shares of common stock that will be added to the conversion ratio if at the time of conversion the applicable stock price of the Company's common stock exceeds the base conversion price, adjusted for dividends paid since the issuance date. + References No definition available. + Details
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- Definition Debt Instrument, Convertible, Conversion Ratio Maximum Conversion Rate, Adjusted for Paid Dividends + References No definition available. + Details
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- Definition The price per share of the conversion feature embedded in the debt instrument. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6928298&loc=SL6031898-161870 + Details
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- Definition Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21506-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21521-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=84159872&loc=d3e21475-112644 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(5)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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