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CONVERTIBLE SENIOR NOTES AND CAPPED CALL (Tables) | 12 Months Ended
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Mar. 31, 2020
Debt Disclosure [Abstract] |
Convertible Debt | The net impact to the Company’s stockholders’ equity, included in additional paid-in capital, relating to the issuance of the Initial and Additional Notes was as follows (in thousands):
|  | Additional Notes |  | Initial Notes
Conversion option |  | $ | 12,810 |  |  | $ | 66,700 |
Payments for capped call transactions |  | (9,288 | ) |  | (33,724 | )
Issuance costs |  | (428 | ) |  | (1,848 | )
Total |  | $ | 3,094 |  |  | $ | 31,128 |
The net carrying amount of the liability component of the Notes were as follows (in thousands):
|  | March 31, 2020 |  | March 31, 2019
Principal |  | $ | 362,500 |  |  | $ | 287,500 |
Unamortized debt discount |  | (69,987 | ) |  | (70,876 | )
Unamortized issuance costs |  | (976 | ) |  | (589 | )
Net carrying amount |  | $ | 291,537 |  |  | $ | 216,035 |
Interest Income and Interest Expense Disclosure | The following table sets forth total interest expense recognized related to the Notes (in thousands):
|  | Years Ended March 31,
|  | 2020 |  | 2019
Contractual interest expense |  | $ | 1,572 |  |  | $ | 156 |
Amortization of debt discount |  | 13,901 |  |  | 1,343 |
Amortization of issuance costs |  | 145 |  |  | 11 |
Total interest expense |  | $ | 15,618 |  |  | $ | 1,510 |

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- Definition Tabular disclosure of borrowings which can be exchanged for a specified number of another security at the option of the issuer or the holder. Disclosures include, but are not limited to, principal amount, amortized premium or discount, and amount of liability and equity components. + References No definition available. + Details
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- Definition Tabular disclosure of interest income and expense, including, but not limited to, interest income and expense from investments, loans, and securities. + References No definition available. + Details
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