XML 22 R11.htm IDEA: XBRL DOCUMENT v3.23.3
Inventories
3 Months Ended
Aug. 31, 2023
Inventory Disclosure [Abstract]  
Inventories INVENTORIESInventories are stated at lower of cost and net realizable value (using the first-in, first-out method). Inventories consisted of the following:
(in thousands)Aug 31, 2023May 31, 2023
Raw materials$30,737 $28,679 
Work in process8,162 6,708 
Finished goods21,073 19,938 
Inventories$59,972 $55,325 
The Company periodically reviews inventory for both obsolescence and loss of value. The Company makes assumptions about the future demand for and market value of the inventory. Based on these assumptions, the Company estimates the amount of obsolete, expiring and slow-moving inventory. The total inventory reserve at August 31, 2023 and May 31, 2023 was $3.1 million and $3.1 million, respectively.