Indemnity Shareholders' Equity and Noncontrolling Interest (Tables)

9 Months Ended

Sep. 30, 2015

Stockholders' Equity Note [Abstract]

Schedule of reconciliation of the beginning and ending balances of Indemnity's shareholders' equity and the noncontrolling interest

A reconciliation of the beginning and ending balances of Indemnity's shareholders’ equity and the noncontrolling interest is presented as follows for the year ended December 31, 2014 and for the nine months ended September 30, 2015:

	Erie Insurance Group
(in millions, except per share data)	Indemnity shareholder interest			Exchange noncontrolling interest			Erie Insurance Group
Balance at December 31, 2013	$	734		$	6,816		$	7,550
Net income	168			405			573
Change in accumulated other comprehensive income (loss), net of tax	(59		)	59			0
Net purchase of treasury stock	(19		)	—			(19		)
Dividends declared:
Class A $2.586 per share	(120		)	—			(120		)
Class B $387.90 per share	(1		)	—			(1		)
Balance at December 31, 2014	$	703		$	7,280		$	7,983
Net income	145			221			366
Change in accumulated other comprehensive income (loss), net of tax	(3		)	(126		)	(129		)
Dividends declared:
Class A $2.043 per share	(94		)	—			(94		)
Class B $306.45 per share	(1		)	—			(1		)
Balance at September 30, 2015	$	750		$	7,375		$	8,125