Segment Information (Tables)

3 Months Ended

Mar. 31, 2013

Segment Reporting [Abstract]

Schedule of components of the Consolidated Statements of Operations by reportable business segment

The following tables summarize the components of the Consolidated Statements of Operations by reportable business segment:

	Erie Insurance Group
(in millions)	Three months ended March 31, 2013
	Management operations		Property and casualty insurance operations		Life insurance operations			Investment operations		Eliminations			Consolidated
Premiums earned/life policy revenue			$	1,156	$	19				$	0		$	1,175
Net investment income								$	106	(3		)	103
Net realized investment gains								249					249
Net impairment losses recognized in earnings								0					0
Equity in earnings of limited partnerships								36					36
Management fee revenue	$	296								(296		)	—
Service agreement and other revenue	7				1								8
Total revenues	303		1,156		20			391		(299		)	1,571
Cost of management operations	254									(254		)	—
Insurance losses and loss expenses			817		26					(1		)	842
Policy acquisition and underwriting expenses			328		9					(44		)	293
Total benefits and expenses	254		1,145		35			—		(299		)	1,135
Income (loss) before income taxes	49		11		(15		)	391		—			436
Provision for income taxes	17		4		(5		)	130		—			146
Net income (loss)	$	32	$	7	$	(10	)	$	261	—			$	290

	Erie Insurance Group
(in millions)	Three months ended March 31, 2012
	Management operations		Property and casualty insurance operations		Life insurance operations			Investment operations		Eliminations			Consolidated
Premiums earned/life policy revenue			$	1,069	$	18				$	0		$	1,087
Net investment income								$	111	(3		)	108
Net realized investment gains								296					296
Net impairment losses recognized in earnings								0					0
Equity in earnings of limited partnerships								21					21
Management fee revenue	$	269								(269		)	—
Service agreement and other revenue	7				1								8
Total revenues	276		1,069		19			428		(272		)	1,520
Cost of management operations	230									(230		)	—
Insurance losses and loss expenses			692		25					(1		)	716
Policy acquisition and underwriting expense			302		9					(41		)	270
Total benefits and expenses	230		994		34			—		(272		)	986
Income (loss) before income taxes	46		75		(15		)	428		—			534
Provision for income taxes	16		26		(5		)	143		—			180
Net income (loss)	$	30	$	49	$	(10	)	$	285	$	—		$	354