XML 105 R164.htm IDEA: XBRL DOCUMENT v2.4.0.8
Commitments and Contingencies - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
 1 Months Ended 12 Months Ended
Jul. 31, 2012
Sep. 30, 2013
Commitment And Contingencies [Line Items]    
Reserves for legal, environmental and regulatory matters   $ 17.3
Notional amount of unfunded, legally binding lending commitments   190.4
Expiration of partial amount of unfunded, legally binding lending commitments   13.7
Interest rate on senior notes   7.875%
Maximum
    
Commitment And Contingencies [Line Items]    
Estimated range of external legal costs   3.0
Expiry date of partial amount of notional amount   1 year
Expiry date of remainder part of notional amount   4 years
Minimum
    
Commitment And Contingencies [Line Items]    
Estimated range of external legal costs   1.0
Expiry date of remainder part of notional amount   1 year
FGL
    
Commitment And Contingencies [Line Items]    
Accrued amount of guaranty fund assessments   5.3
Estimated future premium tax deductions   5.0
Pre-tax charge, net of reinsurance, to increase reserves to cover potential benefits payable 11.0  
Administrative costs and potential liabilities   2.0
Spectrum Brands
    
Commitment And Contingencies [Line Items]    
Environmental costs recognized, capitalized   $ 5.1