Contingencies	9 Months Ended
Sep. 30, 2015
Commitments and Contingencies Disclosure [Abstract]
Contingencies	Contingencies As discussed in Note B — “Acquisitions and Sale of Businesses,” AFG recorded a $162 million pretax loss in the first quarter of 2015 to establish a liability (included in other liabilities in AFG’s Balance Sheet) that effectively reduces the net carrying value of the assets and liabilities to be disposed in the pending sale of its run-off long-term care business to equal the estimated net sale proceeds from the sale. There have been no significant changes to the matters discussed and referred to in Note M — “Contingencies” of AFG’s 2014 Form 10-K, which covers property and casualty insurance reserves for claims related to environmental exposures, asbestos and other mass tort claims, as well as environmental and occupational injury and disease claims of former subsidiary railroad and manufacturing operations.

Contingencies

9 Months Ended

Sep. 30, 2015

Commitments and Contingencies Disclosure [Abstract]

As discussed in Note B — “Acquisitions and Sale of Businesses,” AFG recorded a $162 million pretax loss in the first quarter of 2015 to establish a liability (included in other liabilities in AFG’s Balance Sheet) that effectively reduces the net carrying value of the assets and liabilities to be disposed in the pending sale of its run-off long-term care business to equal the estimated net sale proceeds from the sale. There have been no significant changes to the matters discussed and referred to in Note M — “Contingencies” of AFG’s 2014 Form 10-K, which covers property and casualty insurance reserves for claims related to environmental exposures, asbestos and other mass tort claims, as well as environmental and occupational injury and disease claims of former subsidiary railroad and manufacturing operations.