Property, Plant, and Equipment, Net (Tables)

3 Months Ended

Dec. 31, 2017

Property, Plant, and Equipment, Net

Schedule of Property Plant and Equipment, Net

	December 31,		September 30,
	2017		2017
Land and land improvements	$	88,536	$	88,326
Buildings and building improvements		515,338		514,453
Leasehold improvements		16,425		16,142
Machinery and production equipment		560,264		543,641
Computer equipment and software		125,628		124,723
Office furniture and equipment		24,455		24,308
Other		19,423		19,393
Construction in progress		117,085		111,910
		1,467,154		1,442,896
Less accumulated depreciation		(536,996)		(520,853)
Property, plant, and equipment, net	$	930,158	$	922,043

Schedule of Depreciation Expense

	Three-Months Ended
	December 31,
	2017		2016
Depreciation expense	$	14,827	$	12,455

Schedule of Capitalized Interest

	Three-Months Ended
	December 31,
	2017		2016
Capitalized interest	$	601	$	472