Securities In An Unrealized Loss Position Securities In An Unrealized Loss Position (Tables)

9 Months Ended

Sep. 30, 2017

Statement of Financial Position [Abstract]

Securities in an unrealized loss position

The following tables summarize all securities in an unrealized loss position at September 30, 2017 and December 31, 2016 by the length of time those securities have been continuously in an unrealized loss position:

	Less Than 12 Months				12 Months or Greater				Total
(In thousands)	Fair Value		Gross Unrealized Losses		Fair Value		Gross Unrealized Losses		Fair Value		Gross Unrealized Losses
September 30, 2017
U.S. government and government agency	$	118,066	$	1,048	$	48,880	$	1,076	$	166,946	$	2,124
State and municipal	650,353		5,797		119,087		1,440		769,440		7,237
Mortgage-backed securities	527,034		5,000		221,923		5,310		748,957		10,310
Asset-backed securities	1,116,878		8,033		130,734		2,372		1,247,612		10,405
Corporate	651,373		5,395		57,557		3,118		708,930		8,513
Foreign government	220,860		2,072		1,599		16		222,459		2,088
Fixed maturity securities	3,284,564		27,345		579,780		13,332		3,864,344		40,677
Common stocks	4,678		3,095		9,387		391		14,065		3,486
Preferred stocks	—		—		23,957		1,718		23,957		1,718
Equity securities available for sale	4,678		3,095		33,344		2,109		38,022		5,204
Total	$	3,289,242	$	30,440	$	613,124	$	15,441	$	3,902,366	$	45,881
December 31, 2016
U.S. government and government agency	$	112,709	$	1,252	$	35,450	$	1,341	$	148,159	$	2,593
State and municipal	1,562,614		35,553		133,034		4,885		1,695,648		40,438
Mortgage-backed securities	625,903		11,103		109,066		4,828		734,969		15,931
Asset-backed securities	1,010,836		5,340		201,693		6,601		1,212,529		11,941
Corporate	1,035,245		13,448		65,147		7,470		1,100,392		20,918
Foreign government	213,246		1,985		24,820		777		238,066		2,762
Fixed maturity securities	4,560,553		68,681		569,210		25,902		5,129,763		94,583
Common stocks	336		22		8,755		1,024		9,091		1,046
Preferred stocks	—		—		22,034		3,639		22,034		3,639
Equity securities available for sale	336		22		30,789		4,663		31,125		4,685
Total	$	4,560,889	$	68,703	$	599,999	$	30,565	$	5,160,888	$	99,268

Non-Investment Grade Fixed Maturity Securities

Fixed Maturity Securities – A summary of the Company’s non-investment grade fixed maturity securities that were in an unrealized loss position at September 30, 2017 is presented in the table below:

($ in thousands)	Number of Securities	Aggregate Fair Value		Gross Unrealized Loss
Foreign government	9	$	55,292	$	462
Mortgage-backed securities	6	5,975		150
Corporate	3	2,852		211
Asset-backed securities	3	1,331		115
Total	21	$	65,450	$	938