Debt - Additional Information (Detail) (USD $)	3 Months Ended		9 Months Ended									3 Months Ended	9 Months Ended																					9 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Sep. 30, 2013	Jun. 30, 2014 Seven Point Seven Five Percent Senior Unsecured Notes [Member]	Sep. 30, 2013 HGI [Member]	Jun. 30, 2014 HGI [Member] Seven Point Seven Five Percent Senior Unsecured Notes [Member]	Jan. 21, 2014 HGI [Member] Seven Point Seven Five Percent Senior Unsecured Notes [Member]	Jun. 30, 2014 HGI [Member] 7.875% Senior Secured Notes, due July 15, 2019 [Member]	Sep. 30, 2013 HGI [Member] 7.875% Senior Secured Notes, due July 15, 2019 [Member]	Jun. 30, 2014 Spectrum Brands [Member] Term Loan Due September 4, 2017 [Member]	Jun. 30, 2014 Spectrum Brands [Member] Term Loan Due September 4, 2017 [Member]	Dec. 18, 2013 Spectrum Brands [Member] Term Loan Due September 4, 2017 [Member]	Sep. 30, 2013 Spectrum Brands [Member] Term Loan Due September 4, 2017 [Member]	Jun. 30, 2014 Spectrum Brands [Member] ABL Facility, expiring May 24, 2017 [Member]	Sep. 30, 2013 Spectrum Brands [Member] ABL Facility, expiring May 24, 2017 [Member]	Jun. 30, 2014 Spectrum Brands [Member] Six Point Three Seven Five Senior Notes [Member]	Sep. 30, 2013 Spectrum Brands [Member] Six Point Three Seven Five Senior Notes [Member]	Jun. 30, 2014 Spectrum Brands [Member] 6.625% Notes [Member]	Sep. 30, 2013 Spectrum Brands [Member] 6.625% Notes [Member]	Jun. 30, 2014 Spectrum Brands [Member] Letter of Credit [Member]	Jun. 30, 2014 FGLH [Member] 6.375% Senior Notes, Due April 1, 2021 [Member]	Sep. 30, 2013 FGLH [Member] 6.375% Senior Notes, Due April 1, 2021 [Member]	Jun. 30, 2014 EXCO/HGI JV [Member] EXCO/HGI Partnership Credit Agreement [Member]	Jun. 30, 2014 EXCO/HGI JV [Member] EXO/HGI Partnership Credit Agreement, due February 14, 2018 [Member]	Sep. 30, 2013 EXCO/HGI JV [Member] EXO/HGI Partnership Credit Agreement, due February 14, 2018 [Member]	Jun. 30, 2014 EXCO/HGI JV [Member] EXO/HGI Partnership Credit Agreement, due February 14, 2018 [Member] EXCO/HGI Partnership Credit Agreement [Member]	Jun. 30, 2014 Salus Capital Partners L L C [Member] Secured Borrowings Related to non-qualifying participating loan interests [Member]	Sep. 30, 2013 Salus Capital Partners L L C [Member] Secured Borrowings Related to non-qualifying participating loan interests [Member]	Jun. 30, 2014 Euro Member Countries, Euro Spectrum Brands [Member] Euro Term Loan, Due September 4, 2019 [Member]	Dec. 18, 2013 Euro Member Countries, Euro Spectrum Brands [Member] Euro Term Loan, Due September 4, 2019 [Member]	Sep. 30, 2013 Euro Member Countries, Euro Spectrum Brands [Member] Euro Term Loan, Due September 4, 2019 [Member]	Jun. 30, 2014 United States of America, Dollars Spectrum Brands [Member] Term Loan Due December 17, 2019 [Member]	Dec. 18, 2013 United States of America, Dollars Spectrum Brands [Member] Term Loan Due December 17, 2019 [Member]	Sep. 30, 2013 United States of America, Dollars Spectrum Brands [Member] Term Loan Due December 17, 2019 [Member]	Jun. 30, 2014 Exchange of Senior Secured Notes for Senior Unsecured Notes [Member] HGI [Member] Seven Point Seven Five Percent Senior Unsecured Notes [Member]	May 30, 2014 Exchange of Senior Secured Notes for Senior Unsecured Notes [Member] HGI [Member] Seven Point Seven Five Percent Senior Unsecured Notes [Member]	Jun. 30, 2014 Exchange of Senior Secured Notes for Senior Unsecured Notes [Member] HGI [Member] 7.875% Senior Secured Notes, due July 15, 2019 [Member]
Debt Instrument [Line Items]
Long-term debt, interest rate								7.75%		7.90%	0.00%	3.60%	3.60%		3.60%	2.00%	5.70%	6.40%	6.40%	6.60%	6.60%		6.40%	0.00%		2.70%	0.00%		11.00%	0.00%	3.80%		0.00%			4.60%
Debt Instrument Issue Price As Percentage Of Principle Amount								100.00%
Other assets	$ 438,700,000		$ 438,700,000		$ 281,600,000	$ 5,600,000						$ 0	$ 0
Interest Expense	77,900,000	83,900,000	239,100,000	302,700,000									2.1
Document Period End Date			Jun. 30, 2014
Line of Credit Facility, Maximum Borrowing Capacity																									400,000,000
Line of Credit Facility, Amount Outstanding, Partnership																									337,000,000
Debt Instrument Discount Rate														0.125%
Debt Instrument, Unamortized Discount														0.5
Amortization of debt discount			2,200,000	1,100,000									0.1
Debt Issuance Cost												0.2	7.2
Long-term Debt	5,341,000,000		5,341,000,000		4,909,700,000			550,000,000	200,000,000	604,400,000	925,000,000	512,400,000	512,400,000	215,000,000	300,000,000	110,000,000	0	520,000,000	520,000,000	570,000,000	570,000,000		300,000,000	300,000,000					100,000,000	0	305,500,000	225,000,000	0		513,300,000	513,300,000	350,000,000		320,600,000
Debt Principal Redeemable at Future Date, Percent								35.00%
Principal Amount of Debt Received in Exchange																																						1,091.71
Debt Instrument, Face Amount																																						1,000
Write off of Deferred Debt Issuance Cost																																		9.2
Letter of credit outstanding																						54.1
Line of Credit Facility, Amount Outstanding																											271,200,000	250,600,000
Asset-based loans	724,300,000		724,300,000		560,400,000
Line of Credit Facility, Remaining Borrowing Capacity																193.8
Debt Amount Reserve By Lender																$ 6.4