Parent, Issuers, Guarantor and Non-Guarantor Condensed Consolidated Financial Statements (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014
Condensed Consolidating Statement of Earnings and Comprehensive Income
Net sales	$ 937,755us-gaap_SalesRevenueGoodsNet	$ 919,471us-gaap_SalesRevenueGoodsNet	$ 1,902,222us-gaap_SalesRevenueGoodsNet	$ 1,859,935us-gaap_SalesRevenueGoodsNet
Cost of products sold and distribution expenses	470,303us-gaap_CostOfGoodsSold	463,075us-gaap_CostOfGoodsSold	961,001us-gaap_CostOfGoodsSold	943,013us-gaap_CostOfGoodsSold
Gross profit	467,452us-gaap_GrossProfit	456,396us-gaap_GrossProfit	941,221us-gaap_GrossProfit	916,922us-gaap_GrossProfit
Selling, general and administrative expenses	317,456	312,813	654,410	632,291
Depreciation and amortization	20,989	19,495	41,567	38,750
Operating earnings	129,007us-gaap_OperatingIncomeLoss	124,088us-gaap_OperatingIncomeLoss	245,244us-gaap_OperatingIncomeLoss	245,881us-gaap_OperatingIncomeLoss
Interest expense	29,228us-gaap_InterestExpense	29,258us-gaap_InterestExpense	58,469us-gaap_InterestExpense	57,747us-gaap_InterestExpense
Earnings before provision for income taxes	99,779	94,830	186,775	188,134
Provision (benefit) for income taxes	38,244us-gaap_IncomeTaxExpenseBenefit	36,338us-gaap_IncomeTaxExpenseBenefit	70,331us-gaap_IncomeTaxExpenseBenefit	71,647us-gaap_IncomeTaxExpenseBenefit
Net earnings	61,535	58,492	116,444	116,487
Other comprehensive income (loss), net of tax	(29,858)	(2,715)	(47,159)	(148)
Total comprehensive income	31,677us-gaap_ComprehensiveIncomeNetOfTax	55,777us-gaap_ComprehensiveIncomeNetOfTax	69,285us-gaap_ComprehensiveIncomeNetOfTax	116,339us-gaap_ComprehensiveIncomeNetOfTax
Reportable Legal Entities \| Parent
Condensed Consolidating Statement of Earnings and Comprehensive Income
Selling, general and administrative expenses	2,344	2,512	4,720	4,975
Operating earnings	(2,344)	(2,512)	(4,720)	(4,975)
Earnings before provision for income taxes	(2,344)	(2,512)	(4,720)	(4,975)
Provision (benefit) for income taxes	(1,109)	(949)	(1,833)	(1,881)
Equity in earnings of subsidiaries, net of tax	62,770	60,055	119,331	119,581
Net earnings	61,535	58,492	116,444	116,487
Total comprehensive income	61,535	58,492	116,444	116,487
Reportable Legal Entities \| Sally Holdings LLC and Sally Capital Inc.
Condensed Consolidating Statement of Earnings and Comprehensive Income
Selling, general and administrative expenses	89	83	193	195
Operating earnings	(89)	(83)	(193)	(195)
Interest expense	29,185	29,184	58,378	57,609
Earnings before provision for income taxes	(29,274)	(29,267)	(58,571)	(57,804)
Provision (benefit) for income taxes	(11,321)	(11,365)	(22,700)	(22,445)
Equity in earnings of subsidiaries, net of tax	80,723	77,957	155,202	154,940
Net earnings	62,770	60,055	119,331	119,581
Total comprehensive income	62,770	60,055	119,331	119,581
Reportable Legal Entities \| Guarantor Subsidiaries
Condensed Consolidating Statement of Earnings and Comprehensive Income
Net sales	772,833	741,271	1,540,756	1,484,547
Related party sales	634	656	1,401	1,459
Cost of products sold and distribution expenses	383,916	368,230	770,732	742,911
Gross profit	389,551	373,697	771,425	743,095
Selling, general and administrative expenses	246,441	236,085	504,227	477,966
Depreciation and amortization	15,300	14,028	30,153	27,898
Operating earnings	127,810	123,584	237,045	237,231
Interest expense	1	2	3	3
Earnings before provision for income taxes	127,809	123,582	237,042	237,228
Provision (benefit) for income taxes	48,592	46,752	89,465	90,732
Equity in earnings of subsidiaries, net of tax	1,506	1,127	7,625	8,444
Net earnings	80,723	77,957	155,202	154,940
Total comprehensive income	80,723	77,957	155,202	154,940
Reportable Legal Entities \| Non-Guarantor Subsidiaries
Condensed Consolidating Statement of Earnings and Comprehensive Income
Net sales	164,922	178,200	361,466	375,388
Cost of products sold and distribution expenses	87,021	95,501	191,670	201,561
Gross profit	77,901	82,699	169,796	173,827
Selling, general and administrative expenses	68,582	74,133	145,270	149,155
Depreciation and amortization	5,689	5,467	11,414	10,852
Operating earnings	3,630	3,099	13,112	13,820
Interest expense	42	72	88	135
Earnings before provision for income taxes	3,588	3,027	13,024	13,685
Provision (benefit) for income taxes	2,082	1,900	5,399	5,241
Net earnings	1,506	1,127	7,625	8,444
Other comprehensive income (loss), net of tax	(29,858)	(2,715)	(47,159)	(148)
Total comprehensive income	(28,352)	(1,588)	(39,534)	8,296
Consolidating Eliminations
Condensed Consolidating Statement of Earnings and Comprehensive Income
Related party sales	(634)	(656)	(1,401)	(1,459)
Cost of products sold and distribution expenses	(634)	(656)	(1,401)	(1,459)
Equity in earnings of subsidiaries, net of tax	(144,999)	(139,139)	(282,158)	(282,965)
Net earnings	(144,999)	(139,139)	(282,158)	(282,965)
Total comprehensive income	$ (144,999)	$ (139,139)	$ (282,158)	$ (282,965)

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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