Annual report pursuant to Section 13 and 15(d)

DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Government Contract (Details)

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DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Government Contract (Details)
$ in Millions
1 Months Ended
Jan. 31, 2021
USD ($)
fostamatinib  
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]  
Government contract $ 16.5