Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash flows from operating activities:
Net income	$ 80,393	$ 96,988
Adjustments to reconcile net income to net cash provided by operating activities:
Impairments and disposals of assets	5,091	5,974
Depreciation of property, plant and equipment	64,339	44,076
Amortization of intangible assets	34,120	34,633
Foreign currency transaction (gain) loss	(50)	632
Amortization and write-off of deferred financing fees	14,165	14,200
Stock-based compensation	2,059	3,373
Allowance for doubtful accounts	419	579
Inventory reserves	5,590	3,681
Deferred income taxes	(13,710)	(4,184)
Changes in operating assets and liabilities:
Accounts receivable	(20,340)	(13,107)
Inventories	15,267	(130,953)
Other assets	11,868	(1,033)
Accounts payable	64,834	(3,798)
Accrued expenses and other liabilities	21,990	(24,044)
Net cash provided by operating activities	286,035	27,017
Cash flows from investing activities:
Purchases of property, plant and equipment	(83,592)	(72,436)
Proceeds from sale of property, plant and equipment	933
Proceeds from sale of powder facility	23,983
Net cash used in investing activities	(58,676)	(72,436)
Cash flows from financing activities:
Principal payments	(778)	(298)
Payments for financing fees	(611)
Dividends paid	(78,398)	(60,063)
Net cash used in financing activities	(79,787)	(60,361)
Effect of exchange rate changes on cash and cash equivalents	(4,152)	1,636
Net increase (decrease) in cash and cash equivalents	143,420	(104,144)
Cash and cash equivalents at beginning of period	139,488	198,561
Cash and cash equivalents at end of period	282,908	94,417
Property, plant and equipment additions included in total liabilities	$ 14,176	$ 6,804