Property Casualty Loss and Loss Expenses (Tables)

6 Months Ended

Jun. 30, 2015

Premiums Written, Net [Abstract]

Consolidated Property Casualty Loss And Loss Expense Reserves

This table summarizes activity for our consolidated property casualty loss and loss expense reserves:

(Dollars in millions)	Three months ended June 30,						Six months ended June 30,
	2015			2014			2015			2014
Gross loss and loss expense reserves, beginning   of period	$	4,577		$	4,323		$	4,438		$	4,241
Less reinsurance recoverable	278			289			282			299
Net loss and loss expense reserves, beginning of  period	4,299			4,034			4,156			3,942
Net incurred loss and loss expenses related to:
Current accident year	724			773			1,435			1,478
Prior accident years	(70		)	(66		)	(92		)	(95		)
Total incurred	654			707			1,343			1,383
Net paid loss and loss expenses related to:
Current accident year	304			309			451			506
Prior accident years	294			306			693			693
Total paid	598			615			1,144			1,199
Net loss and loss expense reserves, end of period	4,355			4,126			4,355			4,126
Plus reinsurance recoverable	292			282			292			282
Gross loss and loss expense reserves, end of   period	$	4,647		$	4,408		$	4,647		$	4,408