Property, Plant, and Equipment, Net (Tables)

6 Months Ended

Mar. 31, 2015

Property, Plant, and Equipment, Net

Schedule of Property Plant and Equipment, Net

	March 31,		September 30,
	2015		2014
Land and land improvements	$	63,144	$	66,303
Buildings and improvements		254,689		197,587
Leasehold improvements		19,324		20,026
Machinery and production equipment		330,136		326,403
Computer equipment and software		104,968		103,852
Office furniture and equipment		23,975		20,992
Other		18,405		18,839
Construction in progress		278,365		223,958
		1,093,006		977,960
Less accumulated depreciation		(460,368)		(464,681)
Property, plant and equipment, net	$	632,638	$	513,279

Schedule of Depreciation Expense

	Three-Months Ended				Six-Months Ended
	March 31,				March 31,
	2015		2014		2015		2014
Depreciation expense	$	11,449	$	11,062	$	22,447	$	21,694

Schedule of Capitalized Interest

	Three-Months Ended				Six-Months Ended
	March 31,				March 31,
	2015		2014		2015		2014
Capitalized interest	$	2,801	$	1,314	$	4,766	$	2,289