Segment Information (Tables)

3 Months Ended

Mar. 31, 2018

Segment Reporting [Abstract]

Reconciliation of Net Income from Segments to Consolidated

	Three Months Ended March 31,
	2018		2017
Commercial Lines	$	298	$	231
Personal Lines	89		33
Property & Casualty Other Operations	17		24
Group Benefits	54		45
Mutual Funds	34		23
Corporate	105		22
Net income	$	597	$	378

Reconciliation of Revenue from Segments to Consolidated

	Three Months Ended March 31,
	2018			2017
Earned premiums and fee income
Commercial Lines
Workers’ compensation	$	818		$	813
Liability	151			148
Package business	332			314
Automobile	149			161
Professional liability	62			60
Bond	58			55
Property	150			147
Total Commercial Lines	1,720			1,698
Personal Lines
Automobile	607			662
Homeowners	262			283
Total Personal Lines [1]	869			945
Group Benefits
Group disability	677			381
Group life	664			399
Other	60			55
Total Group Benefits	1,401			835
Mutual Funds
Mutual fund and ETP [2]	232			211
Life and annuity run-off business held for sale	26			26
Total Mutual Funds	258			237
Corporate	2			1
Total earned premiums and fee income	4,250			3,716
Net investment income	451			410
Net realized capital gains (losses)	(30		)	24
Other revenues	20			19
Total revenues	$	4,691		$	4,169

[1] For the three months endedMarch 31, 2018 and 2017, AARP members accounted for earned premiums of $758 and $800, respectively.

[2] Excludes distribution costs of $46 for the three months endedMarch 31, 2017 that were previously netted against fee income and are now presented gross in insurance operating costs and other expenses.