Long-Term Debt (Details) (USD $) In Thousands, unless otherwise specified	0 Months Ended		12 Months Ended			0 Months Ended		12 Months Ended				12 Months Ended		0 Months Ended			12 Months Ended					12 Months Ended		1 Months Ended		0 Months Ended			0 Months Ended					12 Months Ended										0 Months Ended
	Mar. 21, 2013	Mar. 01, 2011	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011	Oct. 17, 2012 Holdings	Oct. 11, 2012 Holdings	Sep. 30, 2013 Holdings	Sep. 30, 2013 Term loan B-2	Mar. 21, 2013 Term loan B-2	Sep. 30, 2012 Term loan B-2	Sep. 30, 2013 Term loan B-2 Eurodollar (LIBOR)	Sep. 30, 2013 Term loan B-2 Base rate	Oct. 02, 2010 Notes	Sep. 30, 2013 Notes	Sep. 30, 2012 Notes	Sep. 30, 2013 Notes On or after October 1, 2014	Sep. 30, 2013 Notes On or after October 1, 2015	Sep. 30, 2013 Notes On and after October 1, 2016 and thereafter	Sep. 30, 2013 Notes Prior to October 1, 2014	Sep. 30, 2013 Other	Sep. 30, 2013 Revolving credit facility	Oct. 02, 2010 Revolving credit facility	Nov. 30, 2012 Revolving credit facility Balance Bar Company	Oct. 02, 2010 Term loan A	Mar. 01, 2011 Term loan B	Oct. 02, 2010 Term loan B	Oct. 11, 2012 Holdco Notes	Nov. 01, 2013 Holdco Notes Holdings	May 01, 2013 Holdco Notes Holdings	Oct. 17, 2012 Holdco Notes Holdings	Oct. 11, 2012 Holdco Notes Holdings	Jun. 21, 2013 Holdco Notes Holdings	Sep. 30, 2013 Holdco Notes Holdings Equal or exceed 75%, but less than 100%	Sep. 30, 2013 Holdco Notes Holdings Equal or exceed 50%, but less than 75%	Sep. 30, 2013 Holdco Notes Holdings Equal or exceed 25%, but less than 50%	Sep. 30, 2013 Holdco Notes Minimum Holdings Equal or exceed 75%, but less than 100%	Sep. 30, 2013 Holdco Notes Minimum Holdings Equal or exceed 50%, but less than 75%	Sep. 30, 2013 Holdco Notes Minimum Holdings Equal or exceed 25%, but less than 50%	Sep. 30, 2013 Holdco Notes Maximum Holdings Equal or exceed 75%, but less than 100%	Sep. 30, 2013 Holdco Notes Maximum Holdings Equal or exceed 50%, but less than 75%	Sep. 30, 2013 Holdco Notes Maximum Holdings Equal or exceed 25%, but less than 50%	Sep. 30, 2013 Holdco Notes Maximum Holdings Less than 25%	Mar. 21, 2013 Term loan B-1	Dec. 30, 2011 Term loan B-1
Long-Term Debt
Long-term debt, gross			$ 2,158,781	$ 2,157,500					$ 1,507,500		$ 1,507,500				$ 650,000	$ 650,000					$ 1,281										$ 550,000
Less: current portion			(376)
Total long-term debt			2,158,405	2,157,500
Face amount of debt										1,507,500															250,000		1,500,000
Face amount of debt																																												1,750,000
Portion of excess cash flow (as defined) as part of additional prepayments on term loan (as a percent)									50.00%
Borrowing capacity																							250,000
Reference rate for variable interest rate												Eurodollar (LIBOR)	Base rate
Floor for reference rate (as a percent)												1.00%	2.00%
Margin rate over reference rate (as a percent)												2.50%	1.50%
Write off deferred financing cost	4,232	20,824	5,383	9,289	20,824																																								9,289
Call premium on term loan			(15,075)																							2,394																		1,151
Termination costs on interest rate swap contracts		1,525
Financing costs capitalized										15,190																24,320		6,121
Bank fees																										11,714
Remaining portion of the call premium capitalized																										12,606																		13,924
Prepaid future principal payments																																													225,000
Borrowings of senior credit facilities to finance the acquisition																								80,000
Prepayment penalty payable (as a percent)			1.00%
Period after Second Refinancing Date when prepayment penalty becomes payable			1 year
Debt issued														650,000																	550,000
Cash interest rate (as a percent)																															7.75%
PIK interest (as a percent)																															8.50%
Cash on hand from Company used to pay transaction fees and expenses and a dividend																															200,000
Dividend paid						721,682	193,956	22,970
Increase in the general restricted payments basket																																50,000
Interest rate on debt instrument (as a percent)														9.00%	9.00%
Unused line fee percentage																						0.50%
Fronting fee Percentage																						0.25%
Redemption price as a percentage of principal amount																	104.50%	102.25%	100.00%	100.00%
Applicable amount for interest period expressed as a percentage of the aggregate amount of cash interest																																					75.00%	50.00%	25.00%	100.00%	75.00%	50.00%	25.00%
Percentage of outstanding principal amount in which interest is payable by increasing the principal amount of outstanding notes or by issuing PIK Notes equal to such interest																																		25.00%
Percentage of outstanding principal amount in which interest is payable in kind																																			50.00%	75.00%
Percentage of outstanding principal amount in which interest is payable in cash																																		75.00%	50.00%	25.00%
Amount of interest payment funded by dividend received																													21,313	22,970
Period to file Registration Statement to offer to exchange outstanding notes for principal amount of exchange notes in registered offering																															270 days
Aggregate principal amount of the debt exchanged for substantially identical notes																																	$ 549,925