Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Sep. 30, 2014
Current assets:
Cash and cash equivalents	$ 80,761	$ 115,287
Accounts receivable, less allowance for uncollectible amounts of $6,546 and $7,078, respectively	311,078	346,858
Inventories	475,957	451,944
Income taxes receivable	20,298	6,574
Deferred income tax assets	41,157	40,774
Other current assets	43,822	47,207
Total current assets	973,073	1,008,644
Property, plant and equipment, net	632,638	513,279
Goodwill	556,500	559,724
Intangible assets, net	239,515	254,772
Deferred income tax assets	6,576	6,292
Other assets	56,346	54,491
Total assets	2,464,648	2,397,202
Current liabilities:
Current portion of long-term debt	0	0
Accounts payable	237,915	160,683
Income taxes payable	9,583	6,130
Deferred income tax liabilities	418	472
Accrued liabilities	124,373	172,731
Total current liabilities	372,289	340,016
Long-term debt, less current portion	713,000	710,000
Deferred income tax liabilities	89,423	85,031
Other liabilities	94,347	101,211
Total liabilities	1,269,059	1,236,258
Commitments and contingencies (Note 19)
Stockholders' equity:
Preferred stock, par value $0.003 per share, 10,000 shares authorized, no shares issued	0	0
Common stock, par value $0.001455 per share, 150,000 shares authorized, 72,960 shares issued	106	106
Additional paid-in capital	124,712	112,491
Accumulated other comprehensive earnings (losses)	(36,268)	(3,533)
Deferred compensation	4,485	3,915
Retained earnings	1,414,355	1,338,468
Stockholders' equity excluding treasury stock	1,507,390	1,451,447
Treasury stock at cost, 7,653 shares and 7,397 shares, respectively	(307,316)	(286,588)
Treasury stock held for deferred compensation, at cost, 191 shares and 198 shares, respectively	(4,485)	(3,915)
Total stockholders' equity	1,195,589	1,160,944
Total liabilities and stockholders' equity	$ 2,464,648	$ 2,397,202