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Debt - Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Debt Instrument [Line Items]
Non-cash interest expense	$ 0	$ 161
Interest expense, total	0	319
Convertible notes
Debt Instrument [Line Items]
Interest expense, debt	0	158
Non-cash interest expense	$ 0	$ 161

X

- Definition

Amount of amortization expense attributable to debt discount (premium) and debt issuance costs.

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of the cost of borrowed funds accounted for as interest expense.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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