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Convertible Debt (Details) | 12 Months Ended
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Mar. 31, 2018 $ / shares
2017 Senior Subordinated Convertible Debt |
Debt Instrument [Line Items] |
Conversion Rate, adjusted | 10.1162
Approximate Conversion Price, adjusted | $ 98.85
Incremental Share Factor, adjusted | 5.0581
Maximum Conversion Rate, adjusted | 14.4156
2015 Senior Subordinated Convertible Debt |
Debt Instrument [Line Items] |
Conversion Rate, adjusted | 15.7755
Approximate Conversion Price, adjusted | $ 63.39
Incremental Share Factor, adjusted | 7.8878
Maximum Conversion Rate, adjusted | 22.0857
2017 Junior Subordinated Convertible Debt |
Debt Instrument [Line Items] |
Conversion Rate, adjusted | 10.2969
Approximate Conversion Price, adjusted | $ 97.12
Incremental Share Factor, adjusted | 5.1485
Maximum Conversion Rate, adjusted | 14.4156

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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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