Transactions with Affiliates (Tables)

12 Months Ended

Dec. 31, 2012

Transactions with Affiliates [Abstract]

Schedule of reinsurance Atlantic States ceded to the pool

	2012		2011		2010
Premiums earned	$	132,876,094	$	118,812,725	$	105,376,068
Losses and loss expenses		92,459,147		97,130,846		81,203,625
Prepaid reinsurance premiums		70,572,281		64,214,378		57,783,435
Liability for losses and loss expenses		83,623,652		77,312,645		65,028,781

Schedule of reinsurance Atlantic States assumed from the pool

	2012		2011		2010
Premiums earned	$	298,803,060	$	266,687,610	$	238,308,846
Losses and loss expenses		187,415,893		206,907,170		160,256,348
Unearned premiums		157,140,642		141,880,039		125,322,884
Liability for losses and loss expenses		162,863,045		156,941,512		134,580,026

Schedule of Southern and Le Mars assumed from Donegal Mutual pursuant to the quota-share reinsurance agreements

	2012		2011		2010
Premiums earned	$	22,189,399	$	17,757,409	$	14,516,901
Losses and loss expenses		19,620,587		14,983,405		12,600,094
Unearned premiums		9,926,381		10,225,922		8,124,069
Liability for losses and loss expenses		8,873,592		7,770,053		7,316,879

Schedule of reinsurance ceded to Donegal Mutual pursuant to these quota-share reinsurance agreements

	2012		2011		2010
Premiums earned	$	33,046,914	$	22,123,229	$	4,516,313
Losses and loss expenses		22,569,557		16,038,590		3,463,112
Prepaid reinsurance premiums		15,457,605		14,181,338		4,590,424
Liability for losses and loss expenses		18,285,182		11,868,641		4,006,231

Schedule of insurance subsidiaries ceded to Donegal Mutual pursuant to these reinsurance agreements

	2012		2011		2010
Premiums earned	$	12,460,511	$	12,953,452	$	8,110,268
Losses and loss expenses		10,787,850		20,770,637		6,649,775
Liability for losses and loss expenses		2,206,786		3,980,024		3,441,447

Schedule of affiliated reinsurance transactions on net premiums our insurance subsidiaries earned

	2012			2011			2010
Assumed	$	320,992,459		$	284,445,019		$	252,825,747
Ceded		(178,383,519	)		(153,889,406	)		(118,002,649	)
Net	$	142,608,940		$	130,555,613		$	134,823,098

Schedule of reinsurance transactions on net losses and loss expenses our insurance subsidiaries incurred

	2012			2011			2010
Assumed	$	207,036,480		$	221,890,575		$	172,856,442
Ceded		(125,816,554	)		(133,940,073	)		(91,316,512	)
Net	$	81,219,926		$	87,950,502		$	81,539,930