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License Agreement - Additional Information (Detail) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
	Jun. 03, 2021	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Akebia Research License Agreement [Member]
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Up Front Payment Received	$ 3,000
Additional milestone cash payment	$ 585,000
Akebia Supply Agreement [Member]
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Revenues		$ 0	$ 0	$ 0	$ 0

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