Property and Casualty Unpaid Losses and Loss Expenses (Tables)

12 Months Ended

Dec. 31, 2011

Property and Casualty Unpaid Losses and Loss Expenses

Schedule of reconciliation of property and casualty beginning and ending loss and loss expense reserve balances

	Property and Casualty Group
(in millions)	2011		2010		2009
Losses and loss expense reserves at January 1, – Gross	$3,584		$3,598		$3,586
Less: reinsurance recoverable	188		200		187
Losses and loss expense reserves at January 1, – Net	3,396		3,398		3,399
Incurred losses and loss expenses related to:
Current accident year	3,616		3,053		2,732
Prior accident years	(272	)	(244	)	(93	)
Total incurred losses and loss expenses	3,344		2,809		2,639
Paid losses and loss expenses related to:
Current accident year	2,360		1,855		1,608
Prior accident years	1,032		956		1,032
Total paid losses and loss expenses	3,392		2,811		2,640
Losses and loss expense reserves at December 31, – Net	3,348		3,396		3,398
Add: reinsurance recoverable	151		188		200
Losses and loss expense reserves at December 31, – Gross	$3,499		$3,584		$3,598