Inventories (Tables)

9 Months Ended

Jun. 30, 2018

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories as of June 30, 2018 and September 30, 2017 consisted of the following (in thousands):

	June 30, 2018		September 30, 2017
Raw materials	$	575,293	$	477,921
Work-in-process	96,290		86,367
Finished goods	84,226		90,354
Total inventories	$	755,809	$	654,642