Aggregate number of common shares reserved for future issuance.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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The cash inflow from a long-term borrowing made from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Proceeds from Advances from Affiliates.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
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Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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Subsequent Events (Details) - USD ($) $ in Thousands	1 Months Ended	6 Months Ended
Subsequent Events (Details) - USD ($) $ in Thousands	Oct. 31, 2020	Sep. 30, 2020	Sep. 30, 2019	Nov. 04, 2020
Subsequent Event [Line Items]
Proceeds from related party debt financing		$ 140,000	$ 0
Subsequent Event \| 2020 Inducement Equity Award Plan
Subsequent Event [Line Items]
Common shares reserved for grant (in shares)				1,000,000
Sumitomo Dainippon Pharma Co., Ltd. \| Letter Agreement with Sumitomo Dainippon Pharma, Co., Ltd. \| Term Loan \| Majority Shareholder \| Subsequent Event
Subsequent Event [Line Items]
Proceeds from related party debt financing	$ 60,000
Available borrowing capacity	$ 86,300