Short-term Borrowings and Long-term Debt (Details) (USD $)					9 Months Ended			9 Months Ended			12 Months Ended		12 Months Ended		9 Months Ended	1 Months Ended	12 Months Ended		9 Months Ended						1 Months Ended
	Jun. 30, 2013	Sep. 30, 2012	Nov. 30, 2006 Sally Investment Holdings LLC and Sally Holdings, LLC	Jun. 30, 2013 ABL facility	Jun. 30, 2013 ABL facility Prime	Jun. 30, 2013 ABL facility Prime Minimum	Jun. 30, 2013 ABL facility Prime Maximum	Jun. 30, 2013 ABL facility LIBOR	Jun. 30, 2013 ABL facility LIBOR Minimum	Jun. 30, 2013 ABL facility LIBOR Maximum	Sep. 30, 2011 ABL facility Sally Holdings, LLC	Sep. 30, 2011 Canadian sub-facility	Sep. 30, 2012 Senior notes due 2019	Jun. 30, 2013 Senior notes due 2019	Jun. 30, 2013 Senior notes due 2019 Maximum	Sep. 30, 2012 Senior notes due 2022	Sep. 30, 2012 Senior notes due 2022	Jun. 30, 2013 Senior notes due 2022	Jun. 30, 2013 Senior notes due 2022 Maximum	Sep. 30, 2012 Senior notes issued for $150 million	Jun. 30, 2013 Other	Jun. 30, 2013 Other Minimum	Jun. 30, 2013 Other Maximum	Nov. 30, 2006 Prior ABL facility Sally Investment Holdings LLC and Sally Holdings, LLC	Nov. 30, 2006 Term Loans A and B Sally Investment Holdings LLC and Sally Holdings, LLC loanfacility	Sep. 30, 2012 Senior notes due 2014	Nov. 30, 2006 Senior notes due 2014 Sally Investment Holdings LLC and Sally Holdings, LLC	Sep. 30, 2012 Senior subordinated notes due 2016	Nov. 30, 2006 Senior subordinated notes due 2016 Sally Investment Holdings LLC and Sally Holdings, LLC	Jul. 26, 2013 ABL facility after Second Amendment Subsequent Event
Debt Instruments
Total	$ 1,685,740,000			$ 75,500,000										$ 750,000,000				$ 858,613,000			$ 1,627,000
Capital leases and other	5,021,000
Less: current portion	(77,513,000)	(1,908,000)
Total long-term debt	1,613,248,000	1,615,322,000
Reference rate for variable interest rate					Prime			LIBOR
Percentage points added to the reference rate						1.25%	1.75%		2.25%	2.75%
Interest rate (as a percent)													6.875%	6.875%		5.75%	5.75%	5.75%				4.93%	5.79%			9.25%	9.25%	10.50%	10.50%
Unamortized premium																		8,600,000
Issuance of debt													750,000,000			150,000,000	700,000,000
Debt Instrument, Face Amount			1,850,000,000													850,000,000	850,000,000			150,000,000					1,070,000,000		430,000,000		280,000,000
Outstanding borrowings																								70,000,000
Revolving credit facility											400,000,000	25,000,000												400,000,000						500,000,000
Number of term loan facilities																									2
Term of revolving credit facility											5 years
Remaining credit facility available				$ 302,200,000
Maximum percentage of original principal amount that can be redeemed from specified proceeds															35.00%				35.00%