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The company - (Detail) - USD ($) $ in Thousands	104 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Accumulated deficit	$ (610,553)	$ (458,455)
Subsequent Public Offering [Member]
Proceeds from the issuance of equity securities	1,063,900
Proceeds from issuance of debt	$ 13,800

X

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The cash inflow from the additional capital contribution to the entity.

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