Schedule V - Valuation and Qualifying Accounts and Reserves (Tables)

12 Months Ended

Dec. 31, 2017

Valuation and Qualifying Accounts and Reserves [Abstract]

Schedule Of Valuation And Qualifying Accounts Disclosure [Table Text Block]

			Charged		Charged
	Balance at		(Credited) to		(Credited)				Balance at
(in millions)	beginning		costs and		to other		Other		end
Description	of year		expenses (1)		accounts		deductions (2)		of year
2017
Investment asset valuation reserves
Commercial mortgage loans	$	5	$	1	$	-	$	(6)	$	-
Allowance for doubtful accounts
Premiums, accounts and notes receivable	$	200	$	19	$	(11)	$	(1)	$	207
Deferred tax asset valuation allowance	$	87	$	11	$	(26)	$	-	$	72
Reinsurance recoverables	$	3	$	-	$	-	$	-	$	3
2016
Investment asset valuation reserves
Commercial mortgage loans	$	15	$	-	$	-	$	(10)	$	5
Allowance for doubtful accounts
Premiums, accounts and notes receivable	$	75	$	134	$	(8)	$	(1)	$	200
Deferred tax asset valuation allowance	$	71	$	21	$	(5)	$	-	$	87
Reinsurance recoverables	$	3	$	-	$	-	$	-	$	3
2015
Investment asset valuation reserves
Commercial mortgage loans	$	12	$	7	$	-	$	(4)	$	15
Allowance for doubtful accounts
Premiums, accounts and notes receivable	$	101	$	(10)	$	(15)	$	(1)	$	75
Deferred tax asset valuation allowance	$	49	$	8	$	14	$	-	$	71
Reinsurance recoverables	$	4	$	-	$	(1)	$	-	$	3
(1) Amounts for 2017 and 2016 include risk corridor allowance. See Note 22 to the Consolidated Financial Statements for additional information.
(2) Amounts for commercial mortgage loans primarily reflect charge-offs upon sales and repayments, as well as transfers to foreclosed real estate.