UNAUDITED CONDENSED QUARTERLY FINANCIAL DATA (TABLES)

12 Months Ended

Dec. 31, 2011

UNAUDITED CONDENSED QUARTER FINANCIAL INFORMATION [Abstract]

Summary of quarterly financial results [Table Text Block]

The following is an unaudited summary of our quarterly financial results:
	Quarters ended	Mar 31		Jun 30		Sep 30		Dec 31
	2011
	Net premiums earned	$	788,201	$	840,014	$	839,992	$	846,753
	Net investment income		110,655		100,018		49,396		102,362
	Net realized investment gains (losses)		30,144		37,477		57,557		(3,738)
	Underwriting income (loss)		(461,305)		28,974		90,029		15,076
	Net income (loss) available to common shareholders		(383,760)		101,068		212,058		80,064
	Earnings (loss) per common share - basic	$	(3.39)	$	0.81	$	1.68	$	0.63
	Earnings (loss) per common share - diluted	$	(3.39)	$	0.79	$	1.66	$	0.63
	2010
	Net premiums earned	$	696,192	$	735,027	$	758,873	$	757,318
	Net investment income		104,619		82,584		111,800		107,889
	Net realized investment gains		16,176		24,619		76,531		77,772
	Underwriting income		28,446		120,836		127,376		132,546
	Net income available to common shareholders		111,812		204,852		238,842		264,343
	Earnings per common share - basic	$	0.87	$	1.68	$	1.99	$	2.26
	Earnings per common share - diluted	$	0.79	$	1.51	$	1.78	$	1.99