Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2015

Fair Value Measurements [Abstract]

Assets and liabilities at fair value

			Level 1		Level 2		Level 3		Total
June 30, 2015
Fixed maturity securities
	U.S. government and government agency securities		$	68,889	$	5,249	$	-	$	74,138
	Fixed maturity securities of states, municipalities
		and political subdivisions		-		815,755		-		815,755
	Special purpose revenue bonds of states, municipalities
		and political subdivisions		-		2,338,946		-		2,338,946
	Corporate securities			-		782,169		147		782,316
	Residential mortgage-backed securities			-		792,037		-		792,037
	Commercial mortgage-backed securities			-		532,689		-		532,689
	Asset-backed securities			-		372,791		-		372,791
	Foreign government securities			-		145,251		-		145,251
	Foreign corporate securities			-		442,333		-		442,333
		Total fixed maturity securities		68,889		6,227,220		147		6,296,256
Equity securities				390,077		-		-		390,077
Short-term investments*				154,674		128,746		-		283,420
Other investments**				17		-		-		17
Restricted cash and securities				-		3,780		-		3,780
Premium, claims and other receivables				-		53,749		-		53,749
Other assets				-		-		1,632		1,632
	Total assets measured at fair value		$	613,657	$	6,413,495	$	1,779	$	7,028,931
Notes payable*			$	-	$	951,601	$	-	$	951,601
Accounts payable and accrued liabilities - earnout liabilities				-		3,780		7,530		11,310
	Total liabilities measured at fair value		$	-	$	955,381	$	7,530	$	962,911

			Level 1		Level 2		Level 3		Total
December 31, 2014
Fixed maturity securities
	U.S. government and government agency securities		$	63,663	$	7,306	$	-	$	70,969
	Fixed maturity securities of states, municipalities
		and political subdivisions		-		954,708		-		954,708
	Special purpose revenue bonds of states, municipalities
		and political subdivisions		-		2,389,012		-		2,389,012
	Corporate securities			-		798,421		148		798,569
	Residential mortgage-backed securities			-		821,694		-		821,694
	Commercial mortgage-backed securities			-		611,631		-		611,631
	Asset-backed securities			-		366,827		-		366,827
	Foreign government securities			-		118,692		-		118,692
	Foreign corporate securities			-		478,266		-		478,266
		Total fixed maturity securities		63,663		6,546,557		148		6,610,368
Equity securities				296,352		-		-		296,352
Short-term investments*				159,297		98,889		-		258,186
Restricted cash and securities				-		2,729		-		2,729
Premium, claims and other receivables				-		56,493		-		56,493
Other assets				18		-		1,306		1,324
	Total assets measured at fair value		$	519,330	$	6,704,668	$	1,454	$	7,225,452
Notes payable*			$	-	$	875,094	$	-	$	875,094
Accounts payable and accrued liabilities - earnout liabilities				-		2,729		8,744		11,473
	Total liabilities measured at fair value		$	-	$	877,823	$	8,744	$	886,567