Reinsurance (Tables)

12 Months Ended

Dec. 31, 2017

Insurance [Abstract]

Reinsurance Recoverables, Net

Reinsurance Recoverables

	As of
	December 31, 2017			December 31, 2016
Property and Casualty Insurance Products
Paid loss and loss adjustment expenses	$	84		$	89
Unpaid loss and loss adjustment expenses [1]	3,496			3,161
Gross reinsurance recoverables [1]	3,580			3,250
Allowance for uncollectible reinsurance	(104		)	(165		)
Net reinsurance recoverables [1]	3,476			3,085
Group Benefits net reinsurance recoverables [2]	236			208
Retained life and annuity business in Corporate	349			366
Reinsurance recoverables, net	$	4,061		$	3,659

[1] Reflects the addition of $688 and $712 into Property & Casualty Commercial Lines of reinsurance recoverables as of December 31, 2017 and 2016, respectively, for structured settlements recoverables due from the Company's life and annuity run-off business now classified as held for sale. These amounts were previously eliminated in consolidation.

[2] No allowance for uncollectible reinsurance was required as of December 31, 2017 and 2016.

Property and Casualty Insurance Revenue

Property and Casualty Insurance Revenue

	For the years ended December 31,
Premiums Written	2017			2016			2015
Direct	$	10,865		$	10,906		$	10,861
Assumed	223			253			297
Ceded	(571		)	(591		)	(580		)
Net	$	10,517		$	10,568		$	10,578
Premiums Earned
Direct	$	10,923		$	10,871		$	10,704
Assumed	232			261			298
Ceded	(600		)	(583		)	(586		)
Net	$	10,555		$	10,549		$	10,416

Group Benefits Revenue

Group Benefits Revenue

	For the years ended December 31,
	2017			2016			2015
Gross earned premiums, fees and other considerations	$	3,281		$	3,160		$	3,107
Reinsurance assumed	446			107			97
Reinsurance ceded	(50		)	(44		)	(68		)
Net earned premiums, fees and other considerations	$	3,677		$	3,223		$	3,136