Quarterly report pursuant to Section 13 or 15(d)

Inventories, net - Shelf-life (Details)

v3.23.1
Inventories, net - Shelf-life (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
Nov. 30, 2022
Aug. 31, 2022
Feb. 28, 2022
Feb. 28, 2023
Feb. 28, 2022
Inventory Realizable Value          
Inventory charged-off   $ 2,700 $ 5,559 [1] $ 20,633 $ 8,916 [1]
Other Assets | Samsung BioLogics Co., Ltd. ("Samsung")          
Inventory Realizable Value          
Specialized raw materials     $ 2,700   $ 2,700
Resins          
Inventory Realizable Value          
Inventory charged-off $ 16,300        
Bulk Drug Substance          
Inventory Realizable Value          
Inventory charged-off $ 1,700        
[1] See Note 2, Summary of Significant Accounting PoliciesRevision and Restatement of Financial Statements.