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v3.19.1

CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) | Mar. 31, 2019
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1.125% Call Option |
Percentage of contractual interest rate on derivative | 1.125%
1.125% Conversion Option |
Percentage of contractual interest rate on derivative | 1.125%
Convertible Notes | 1.625% Notes |
Percentage of contractual interest rate | 1.625%

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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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