Property Casualty Loss and Loss Expenses (Tables)

3 Months Ended

Mar. 31, 2016

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 March 31,
	2016			2015
Gross loss and loss expense reserves, beginning of period	$	4,660		$	4,438
Less reinsurance recoverable	281			282
Net loss and loss expense reserves, beginning of period	4,379			4,156
Net incurred loss and loss expenses related to:
Current accident year	723			711
Prior accident years	(62		)	(22		)
Total incurred	661			689
Net paid loss and loss expenses related to:
Current accident year	146			147
Prior accident years	416			399
Total paid	562			546
Net loss and loss expense reserves, end of period	4,478			4,299
Plus reinsurance recoverable	272			278
Gross loss and loss expense reserves, end of period	$	4,750		$	4,577