Condensed Consolidating Financial Statements of Guarantors (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013
Current assets:
Cash and cash equivalents	$ 250,398	$ 250,398	$ 139,488	$ 128,933		$ 198,561
Accounts receivable, net	208,451		175,701
Inventories	780,100		853,226
Deferred income taxes	26,603		28,915
Other current assets	48,808		61,509
Total current assets	1,314,360		1,258,839
Property, plant and equipment, net	591,895		597,202
Goodwill	1,118,867		1,163,282
Other intangible assets, net	1,736,521		1,791,592
Other assets	21,157		8,207
Total assets	4,782,800		4,819,122
Current liabilities:
Current portion long-term debt	174		261
Accounts payable	269,694		227,877
Accrued expenses and other current liabilities	235,021		221,056
Total current liabilities	504,889		449,194
Long-term debt, net of current portion	2,107,757		2,099,487
Deferred income taxes	691,767		707,962
Other liabilities	37,224		53,386
Total liabilities	3,341,637		3,310,029
Commitments and contingencies
Stockholder's equity:
Common stock
Capital in excess of par	1,562,427		1,561,014
(Accumulated deficit) retained earnings	(10,021)		(22,718)
Accumulated other comprehensive income (loss)	(111,243)	(58,788)	(29,203)	(324)	(303)	(13,582)
Total stockholder's equity	1,441,163		1,509,093
Total liabilities and stockholder's equity	4,782,800		4,819,122
Noncontrolling Interest, Ownership Percentage by Parent		100.00%
Reportable Legal Entities | Parent Company
Current assets:
Cash and cash equivalents	149,486		77,550	55,295		81,356
Intercompany	29,257		30,425
Other current assets	876		2,618
Total current assets	179,619		110,593
Property, plant and equipment, net	112,284		95,022
Other assets	1,312
Intercompany loan receivable	2,418,909		2,438,743
Investments in subsidiaries	2,100,597		2,095,763
Total assets	4,812,721		4,740,121
Current liabilities:
Accrued expenses and other current liabilities	31,666		34,282
Total current liabilities	31,666		34,282
Intercompany loan payable	1,210,172		1,060,793
Long-term debt, net of current portion	2,107,441		2,098,900
Deferred income taxes	22,279		22,280
Other liabilities			14,773
Total liabilities	3,371,558		3,231,028
Stockholder's equity:
Capital in excess of par	1,562,427		1,561,014
(Accumulated deficit) retained earnings	(10,021)		(22,718)
Accumulated other comprehensive income (loss)	(111,243)		(29,203)
Total stockholder's equity	1,441,163		1,509,093
Total liabilities and stockholder's equity	4,812,721		4,740,121
Reportable Legal Entities | Guarantor Subsidiaries
Current assets:
Cash and cash equivalents	2,732		751			35,357
Accounts receivable, net	163,443		130,749
Inventories	587,139		650,484
Deferred income taxes	24,856		27,002
Other current assets	18,393		18,048
Total current assets	796,563		827,034
Property, plant and equipment, net	287,773		304,274
Goodwill	726,354		726,354
Other intangible assets, net	1,418,079		1,439,374
Other assets	19,821		8,116
Intercompany loan receivable	1,210,172		1,060,793
Investments in subsidiaries	139,638		148,921
Total assets	4,598,400		4,514,866
Current liabilities:
Accounts payable	185,414		140,761
Intercompany	54,525		62,527
Accrued expenses and other current liabilities	160,168		112,136
Total current liabilities	400,107		315,424
Intercompany loan payable	2,107,441		2,098,900
Deferred income taxes	570,727		586,116
Other liabilities	14,879		13,732
Total liabilities	3,093,154		3,014,172
Stockholder's equity:
Capital in excess of par	1,408,921		1,417,462
(Accumulated deficit) retained earnings	115,433		89,265
Accumulated other comprehensive income (loss)	(19,108)		(6,033)
Total stockholder's equity	1,505,246		1,500,694
Total liabilities and stockholder's equity	4,598,400		4,514,866
Reportable Legal Entities | Non-Guarantor Subsidiaries
Current assets:
Cash and cash equivalents	98,180		61,187	78,671		81,848
Accounts receivable, net	45,008		44,952
Intercompany	25,268		32,102
Inventories	192,961		202,742
Deferred income taxes	1,747		1,913
Other current assets	29,539		40,843
Total current assets	392,703		383,739
Property, plant and equipment, net	191,838		197,906
Goodwill	392,513		436,928
Other intangible assets, net	318,442		352,218
Other assets	24		91
Total assets	1,295,520		1,370,882
Current liabilities:
Current portion long-term debt	174		261
Accounts payable	84,280		87,116
Accrued expenses and other current liabilities	43,187		74,638
Total current liabilities	127,641		162,015
Intercompany loan payable	311,468		339,843
Long-term debt, net of current portion	316		587
Deferred income taxes	98,761		99,566
Other liabilities	22,345		24,881
Total liabilities	560,531		626,892
Stockholder's equity:
Capital in excess of par	746,911		739,911
(Accumulated deficit) retained earnings	92,620		24,570
Accumulated other comprehensive income (loss)	(104,542)		(20,491)
Total stockholder's equity	734,989		743,990
Total liabilities and stockholder's equity	1,295,520		1,370,882
Eliminations
Current assets:
Cash and cash equivalents				(5,033)
Intercompany	(54,525)		(62,527)
Total current assets	(54,525)		(62,527)
Intercompany loan receivable	(3,629,081)		(3,499,536)
Investments in subsidiaries	(2,240,235)		(2,244,684)
Total assets	(5,923,841)		(5,806,747)
Current liabilities:
Intercompany	(54,525)		(62,527)
Total current liabilities	(54,525)		(62,527)
Intercompany loan payable	(3,629,081)		(3,499,536)
Total liabilities	(3,683,606)		(3,562,063)
Stockholder's equity:
Capital in excess of par	(2,155,832)		(2,157,373)
(Accumulated deficit) retained earnings	(208,053)		(113,835)
Accumulated other comprehensive income (loss)	123,650		26,524
Total stockholder's equity	(2,240,235)		(2,244,684)
Total liabilities and stockholder's equity	$ (5,923,841)		$ (5,806,747)