XML 57 R46.htm IDEA: XBRL DOCUMENT v3.21.2
Inventories - Inventories (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Sep. 30, 2020
Inventory Disclosure [Abstract]    
Finished goods $ 19,481 $ 20,798
Work in process 4,428 984
Raw materials 44,530 47,041
Obsolescence reserve (35,118) (34,960)
Total 33,321 33,863
Less current portion (15,170) (16,933)
Non-current portion $ 18,151 $ 16,930