Condensed Consolidating Financial Statements of Guarantors (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Current assets:
Cash and cash equivalents	$ 303,350	$ 139,488	$ 198,561	$ 315,136
Accounts receivable, net	198,693	175,701
Inventories	844,223	856,934
Deferred income taxes	56,194	26,242
Other current assets	59,831	64,761
Total current assets	1,462,291	1,263,126
Property, plant and equipment, net	605,708	597,202
Goodwill	1,118,020	1,163,282	1,260,802
Other intangible assets, net	1,664,538	1,791,592
Other assets	17,852	8,207
Total assets	4,868,409	4,823,409
Current liabilities:
Current portion long-term debt	34,496	261
Accounts payable	282,479	227,877
Accrued expenses and other current liabilities	249,561	221,056
Total current liabilities	566,536	449,194
Long-term debt, net of current portion	2,129,158	2,099,487
Deferred income taxes	701,694	707,962
Other liabilities	39,275	53,386
Total liabilities	$ 3,436,663	$ 3,310,029
Commitments and contingencies
Stockholders' equity:
Common stock
Capital in excess of par	$ 1,542,584	$ 1,561,014
(Accumulated deficit) retained earnings	(1,136)	(18,431)
Accumulated other comprehensive income (loss)	(109,702)	(29,203)	(13,584)	(18,594)
Total stockholders' equity	1,431,746	1,513,380	1,629,126	1,709,519
Total liabilities and stockholders' equity	4,868,409	4,823,409
As Presented
Stockholders' equity:
Total stockholders' equity				1,705,232
Reportable Legal Entities | Parent Company
Current assets:
Cash and cash equivalents	164,443	77,550	81,356	183,661
Intercompany	29,258	30,425
Other current assets	876	2,618
Total current assets	194,577	110,593
Property, plant and equipment, net	120,977	95,022
Other assets	7,728
Intercompany loan receivable	2,497,035	2,438,743
Investments in subsidiaries	2,078,945	2,100,050
Total assets	4,899,262	4,744,408
Current liabilities:
Current portion long-term debt	33,498
Accrued expenses and other current liabilities	31,971	34,282
Total current liabilities	65,469	34,282
Intercompany loan payable	1,319,331	1,060,793
Long-term debt, net of current portion	2,082,716	2,098,900
Deferred income taxes		22,280
Other liabilities		14,773
Total liabilities	$ 3,467,516	$ 3,231,028
Commitments and contingencies
Stockholders' equity:
Common stock
Capital in excess of par	$ 1,542,584	$ 1,561,014
(Accumulated deficit) retained earnings	(1,136)	(18,431)
Accumulated other comprehensive income (loss)	(109,702)	(29,203)
Total stockholders' equity	1,431,746	1,513,380
Total liabilities and stockholders' equity	4,899,262	4,744,408
Reportable Legal Entities | Guarantor Subsidiaries
Current assets:
Cash and cash equivalents	1,344	751	35,357	14,589
Accounts receivable, net	149,423	130,749
Inventories	630,013	654,192
Deferred income taxes	56,119	24,329
Other current assets	24,148	21,300
Total current assets	861,047	831,321
Property, plant and equipment, net	266,401	304,274
Goodwill	720,813	726,354
Other intangible assets, net	1,341,784	1,439,374
Other assets	10,066	8,116
Intercompany loan receivable	1,319,331	1,060,793
Investments in subsidiaries	146,539	148,921
Total assets	4,665,981	4,519,153
Current liabilities:
Accounts payable	188,599	140,761
Intercompany	114,771	62,527
Accrued expenses and other current liabilities	137,817	112,136
Total current liabilities	441,187	315,424
Intercompany loan payable	2,116,214	2,098,900
Deferred income taxes	613,165	586,116
Other liabilities	12,731	13,732
Total liabilities	$ 3,183,297	$ 3,014,172
Commitments and contingencies
Stockholders' equity:
Common stock
Capital in excess of par	$ 1,404,431	$ 1,417,462
(Accumulated deficit) retained earnings	96,025	93,552
Accumulated other comprehensive income (loss)	(17,772)	(6,033)
Total stockholders' equity	1,482,684	1,504,981
Total liabilities and stockholders' equity	4,665,981	4,519,153
Reportable Legal Entities | Non-Guarantor Subsidiaries
Current assets:
Cash and cash equivalents	137,563	61,187	$ 81,848	$ 116,886
Accounts receivable, net	49,270	44,952
Intercompany	85,513	32,102
Inventories	214,210	202,742
Deferred income taxes	75	1,913
Other current assets	34,807	40,843
Total current assets	521,438	383,739
Property, plant and equipment, net	218,330	197,906
Goodwill	397,207	436,928
Other intangible assets, net	322,754	352,218
Other assets	58	91
Total assets	1,459,787	1,370,882
Current liabilities:
Current portion long-term debt	998	261
Accounts payable	93,880	87,116
Accrued expenses and other current liabilities	79,773	74,638
Total current liabilities	174,651	162,015
Intercompany loan payable	380,821	339,843
Long-term debt, net of current portion	46,442	587
Deferred income taxes	88,529	99,566
Other liabilities	26,544	24,881
Total liabilities	$ 716,987	$ 626,892
Commitments and contingencies
Stockholders' equity:
Common stock
Capital in excess of par	$ 746,911	$ 739,911
(Accumulated deficit) retained earnings	92,282	24,570
Accumulated other comprehensive income (loss)	(96,393)	(20,491)
Total stockholders' equity	742,800	743,990
Total liabilities and stockholders' equity	1,459,787	1,370,882
Eliminations
Current assets:
Intercompany	(114,771)	(62,527)
Total current assets	(114,771)	(62,527)
Intercompany loan receivable	(3,816,366)	(3,499,536)
Investments in subsidiaries	(2,225,484)	(2,248,971)
Total assets	(6,156,621)	(5,811,034)
Current liabilities:
Intercompany	(114,771)	(62,527)
Total current liabilities	(114,771)	(62,527)
Intercompany loan payable	(3,816,366)	(3,499,536)
Total liabilities	$ (3,931,137)	$ (3,562,063)
Commitments and contingencies
Stockholders' equity:
Common stock
Capital in excess of par	$ (2,151,342)	$ (2,157,373)
(Accumulated deficit) retained earnings	(188,307)	(118,122)
Accumulated other comprehensive income (loss)	114,165	26,524
Total stockholders' equity	(2,225,484)	(2,248,971)
Total liabilities and stockholders' equity	$ (6,156,621)	$ (5,811,034)