Condensed Consolidating Financial Statements of Guarantors (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2013
Current assets:
Cash and cash equivalents	$ 212,047	$ 139,488	$ 116,750	$ 198,561
Accounts receivable, net	185,416	175,701
Inventories	803,386	853,226
Deferred income taxes	26,955	28,915
Other current assets	69,259	78,824
Total current assets	1,297,063	1,276,154
Property, plant and equipment, net	593,793	597,202
Goodwill	1,146,470	1,163,282
Other intangible assets, net	1,766,378	1,791,592
Other assets	47,142	49,492
Total assets	4,850,846	4,877,722
Current liabilities:
Current portion long-term debt	246	261
Accounts payable	265,732	227,877
Accrued expenses and other current liabilities	197,335	221,056
Total current liabilities	463,313	449,194
Long-term debt, net of current portion	2,158,002	2,158,087
Deferred income taxes	705,472	707,962
Other liabilities	44,378	53,386
Total liabilities	3,371,165	3,368,629
Commitments and contingencies
Stockholder's equity:
Common stock
Capital in excess of par	1,561,746	1,561,014
(Accumulated deficit) retained earnings	(23,277)	(22,718)
Accumulated other comprehensive income (loss)	(58,788)	(29,203)	(302)	(13,583)
Total stockholder's equity	1,479,681	1,509,093
Total liabilities and stockholder's equity	4,850,846	4,877,722
Noncontrolling Interest, Ownership Percentage by Parent	100.00%
Reportable Legal Entities | Parent Company
Current assets:
Cash and cash equivalents	136,850	77,550	19,151	81,356
Intercompany	14,634	30,425
Other current assets	18,424	19,932
Total current assets	169,908	127,907
Property, plant and equipment, net	105,957	95,022
Other assets	38,334	41,286
Intercompany loan receivable	2,484,368	2,497,343
Investments in subsidiaries	2,071,071	2,037,163
Total assets	4,869,638	4,798,721
Current liabilities:
Accrued expenses and other current liabilities	17,791	34,282
Total current liabilities	17,791	34,282
Intercompany loan payable	1,188,659	1,060,793
Long-term debt, net of current portion	2,157,500	2,157,500
Deferred income taxes	22,281	22,280
Other liabilities	3,726	14,773
Total liabilities	3,389,957	3,289,628
Stockholder's equity:
Capital in excess of par	1,561,746	1,561,014
(Accumulated deficit) retained earnings	(23,277)	(22,718)
Accumulated other comprehensive income (loss)	(58,788)	(29,203)
Total stockholder's equity	1,479,681	1,509,093
Total liabilities and stockholder's equity	4,869,638	4,798,721
Reportable Legal Entities | Guarantor Subsidiaries
Current assets:
Cash and cash equivalents	3,674	751	1,994	35,357
Accounts receivable, net	142,566	130,749
Inventories	600,305	650,484
Deferred income taxes	25,102	27,002
Other current assets	14,028	18,049
Total current assets	785,675	827,035
Property, plant and equipment, net	293,901	304,274
Goodwill	726,354	726,354
Other intangible assets, net	1,428,727	1,439,374
Other assets	8,724	8,115
Intercompany loan receivable	1,188,662	1,060,793
Investments in subsidiaries	140,782	148,921
Total assets	4,572,825	4,514,866
Current liabilities:
Accounts payable	176,725	140,761
Intercompany	56,311	62,527
Accrued expenses and other current liabilities	126,197	112,136
Total current liabilities	359,233	315,424
Intercompany loan payable	2,157,500	2,157,500
Deferred income taxes	583,925	586,116
Other liabilities	16,553	13,732
Total liabilities	3,117,211	3,072,772
Stockholder's equity:
Capital in excess of par	1,358,862	1,358,862
(Accumulated deficit) retained earnings	107,745	89,265
Accumulated other comprehensive income (loss)	(10,993)	(6,033)
Total stockholder's equity	1,455,614	1,442,094
Total liabilities and stockholder's equity	4,572,825	4,514,866
Reportable Legal Entities | Non-Guarantor Subsidiaries
Current assets:
Cash and cash equivalents	71,523	61,187	95,605	81,848
Accounts receivable, net	42,850	44,952
Intercompany	41,677	32,102
Inventories	203,081	202,742
Deferred income taxes	1,853	1,913
Other current assets	36,807	40,843
Total current assets	397,791	383,739
Property, plant and equipment, net	193,935	197,906
Goodwill	420,116	436,928
Other intangible assets, net	337,651	352,218
Other assets	84	91
Total assets	1,349,577	1,370,882
Current liabilities:
Current portion long-term debt	246	261
Accounts payable	89,007	87,116
Accrued expenses and other current liabilities	53,347	74,638
Total current liabilities	142,600	162,015
Intercompany loan payable	326,871	339,843
Long-term debt, net of current portion	502	587
Deferred income taxes	99,266	99,566
Other liabilities	24,099	24,881
Total liabilities	593,338	626,892
Stockholder's equity:
Capital in excess of par	746,911	739,911
(Accumulated deficit) retained earnings	60,266	24,570
Accumulated other comprehensive income (loss)	(50,938)	(20,491)
Total stockholder's equity	756,239	743,990
Total liabilities and stockholder's equity	1,349,577	1,370,882
Eliminations
Current assets:
Intercompany	(56,311)	(62,527)
Total current assets	(56,311)	(62,527)
Intercompany loan receivable	(3,673,030)	(3,558,136)
Investments in subsidiaries	(2,211,853)	(2,186,084)
Total assets	(5,941,194)	(5,806,747)
Current liabilities:
Intercompany	(56,311)	(62,527)
Total current liabilities	(56,311)	(62,527)
Intercompany loan payable	(3,673,030)	(3,558,136)
Total liabilities	(3,729,341)	(3,620,663)
Stockholder's equity:
Capital in excess of par	(2,105,773)	(2,098,773)
(Accumulated deficit) retained earnings	(168,011)	(113,835)
Accumulated other comprehensive income (loss)	61,931	26,524
Total stockholder's equity	(2,211,853)	(2,186,084)
Total liabilities and stockholder's equity	$ (5,941,194)	$ (5,806,747)