Inventories (Tables)

6 Months Ended

Mar. 31, 2019

Inventories

Summary of major classes of inventories

	September 30,		March 31,
	2018		2019
Raw Materials	$	17,897	$	16,859
Work-in-process		147,921		150,814
Finished Goods		105,640		103,020
Other		1,587		1,332
	$	273,045	$	272,025