Investments Debt And Equity Securities (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012	Dec. 31, 2011
Investments Including Short Term And Cash And Cash Equivalents [Abstract]
Fixed maturity securities	$ 808,317		$ 808,317		$ 791,528
Fixed maturity securities percent	84.40%		84.40%		82.70%
Equity securities	52,699		52,699		53,741
Equity securities percent	5.50%		5.50%		5.60%
Mortgage loans	687		687		1,509
Mortgage loans percent	0.10%		0.10%		0.20%
Policy loans	45,824		45,824		42,993
Policy loans percent	4.80%		4.80%		4.50%
Real estate and other long-term investments	8,565		8,565		8,553
Real estate and other long-term investments percent	0.90%		0.90%		0.90%
Short-term investments	0		0		2,340
Short-term investments percent	0.00%		0.00%		0.20%
Cash and cash equivalents	41,013	68,916	41,013	68,916	56,299	33,255
Cash and cash equivalents percent	4.30%		4.30%		5.90%
Total cash, cash equivalents and investments	957,105		957,105		956,963
Total cash, cash equivalents and investments percent	100.00%		100.00%		100.00%
Unrealized Gain (Loss) on Investments [Abstract]
Available-for-sale Debt Securities, Amortized Cost Basis	630,177		630,177		559,736
Available-for-sale Equity Securities, Amortized Cost Basis	52,392		52,392		52,744
Available-for-sale Securities, Debt Securities, Amortized Cost Basis, Total	630,177		630,177		559,736
Available-for-sale Debt Securities, Gross Unrealized Gains, Total	29,595		29,595		45,873
Available-for-sale Debt Securities, Gross Unrealized Losses, Total	10,663		10,663		1,089
Available-for-sale Debt Securities, Fair Value	649,109		649,109		604,520
Held-to-maturity Securities, Debt Securities, Net Carrying Amount	159,208		159,208		187,008
Held-to-maturity Securities, Unrecognized Holding Gain	3,655		3,655		7,109
Held-to-maturity Securities, Unrecognized Holding Loss	1,851		1,851		378
Held-to-maturity Securities, Debt Securities, Fair Value	161,012		161,012		193,739
Total Fixed Maturity Securities, Amortized Cost	789,385		789,385
Total Fixed Maturity Securities, Fair Value	810,121		810,121
Unrealized Continuous Losses on Investments [Abstract]
Number of Available-for-sale Securities In Continuous Loss Position Aggregate	261		261		90
Debt Securities In Continuous Loss Less Than 12 Months Fair Value	308,245		308,245		127,739
Debt Securities Continuous Loss Position Less Than 12 Months Unrealized Losses	11,780		11,780		1,131
Number of Debt Securities In Continuous Loss Less Than 12 Months	305		305		119
Debt Securities In Continuous Loss Position 12 Months Or Longer, Fair Value	7,923		7,923		5,151
Debt Securities In Continuous Loss Position 12 Months Or Longer, Unrealized Losses	734		734		336
Number of Debt Securities In Continuous Loss Position 12 Months or Longer	9		9		3
Debt Securities In Continuous Loss Position, Aggregate Fair Value	316,168		316,168		132,890
Debt Securities In Continuous Loss Position, Aggregate Unrealized Losses	12,514		12,514		1,467
Number of Debt Securities In Continuous Loss Position, Aggregate	314		314		122
Available-for-sale Securities, Gross Realized Gain (Loss) [Abstract]
Proceeds from Sale of Available-for-sale Securities, Fixed Maturities	0	0	58	503
Proceeds from Sale of Available-for-sale Securities, Equity	0	0	0	0
Schedule of Fixed Maturities [Abstract]
Available-for-sale Securities, Debt Maturities, Due in One Year or Less, Amortized Cost Basis	236,253		236,253
Available-for-sale Securities, Debt Maturities, Due in One Year or Less, Fair Value	242,160		242,160
Available-for-sale Securities, Debt Maturities, Due After One Year Through Five Years, Amortized Cost Basis	103,078		103,078
Available-for-sale Securities, Debt Maturities, Due After One Year Through Five Years, Fair Value	109,314		109,314
Available-for-sale Securities, Debt Maturities, Due After Five Years Through Ten Years, Amortized Cost Basis	119,601		119,601
Available-for-sale Securities, Debt Maturities, Due After Five Years Through Ten Years, Fair Value	123,041		123,041
Available-for-sale Securities, Debt Maturities, Due After Ten Years, Amortized Cost Basis	166,804		166,804
Available-for-sale Securities, Debt Maturities, Due After Ten Years, Fair Value	169,825		169,825
Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis	4,441		4,441
Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value	4,769		4,769
Held-to-maturity Securities, Debt Maturities, Due in One Year or Less, Amortized Cost Basis	11,206		11,206
Held-to-maturity Securities, Debt Maturities, Due in One Year or Less, Fair Value	10,854		10,854
Held-to-maturity Securities, Debt Maturities, Due After One Year Through Five Years, Amortized Cost Basis	41,795		41,795
Held-to-maturity Securities, Debt Maturities, Due After One Year Through Five Years, Fair Value	42,539		42,539
Held-to-maturity Securities, Debt Maturities, Due After Five Years Through Ten Years, Amortized Cost Basis	38,399		38,399
Held-to-maturity Securities, Debt Maturities, Due After Five Years Through Ten Years, Fair Value	39,499		39,499
Held-to-maturity Securities, Debt Maturities, Due After Ten Years, Amortized Cost Basis	67,808		67,808
Held-to-maturity Securities, Debt Maturities, Due After Ten Years, Fair Value	68,120		68,120
Sale of bonds, number of transactions of fixed maturity securities sold			1
Sale of bonds, number of securities sold at a loss	0	0	0	0
Sale of bonds, number of held-to-maturity bonds sold			0	0
US Treasury Securities [Member]
Unrealized Gain (Loss) on Investments [Abstract]
Available-for-sale Debt Securities, Amortized Cost Basis	10,139		10,139		10,170
Available-for-sale Securities, Gross Unrealized Gains	2,856		2,856		3,773
Available-for-sale Securities, Gross Unrealized Losses	0		0		0
Available-for-sale Securities, Fair Value	12,995		12,995		13,943
US Government Agencies Debt Securities [Member]
Unrealized Gain (Loss) on Investments [Abstract]
Available-for-sale Debt Securities, Amortized Cost Basis	63,300		63,300		81,788
Available-for-sale Securities, Gross Unrealized Gains	2,069		2,069		3,815
Available-for-sale Securities, Gross Unrealized Losses	97		97		22
Available-for-sale Securities, Fair Value	65,272		65,272		85,581
Held-to-maturity Securities, Debt Securities, Net Carrying Amount	10,446		10,446		28,632
Held-to-maturity Securities, Unrecognized Holding Gain	248		248		514
Held-to-maturity Securities, Unrecognized Holding Loss	5		5		0
Held-to-maturity Securities, Debt Securities, Fair Value	10,689		10,689		29,146
Unrealized Continuous Losses on Investments [Abstract]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	8,676		8,676		10,603
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	97		97		22
Number of Available-for-sale Securities In Continuous Loss Position Less Than 12 Months	7		7		9
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0		0		0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	0		0		0
Number of Available-for-sale Securities In Continuous Loss Position For 12 months or Greater	0		0		0
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	8,676		8,676		10,603
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	97		97		22
Number of Available-for-sale Securities In Continuous Loss Position Aggregate	7		7		9
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	3,908		3,908
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	5		5
Number of Held-to-maturity Securities In Continuous Loss Position Less Than 12 Months	2		2
Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0		0
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	0		0
Number of Held-to-maturity Securities In Continuous Loss Position 12 Months or Greater	0		0
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value	3,908		3,908
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Losses	5		5
Number of Held-to-maturity Securities In Continuous Loss Position Aggregate	2		2
US States and Political Subdivisions Debt Securities [Member]
Unrealized Gain (Loss) on Investments [Abstract]
Available-for-sale Debt Securities, Amortized Cost Basis	347,580		347,580		265,812
Available-for-sale Securities, Gross Unrealized Gains	10,582		10,582		17,227
Available-for-sale Securities, Gross Unrealized Losses	9,170		9,170		777
Available-for-sale Securities, Fair Value	348,992		348,992		282,262
Held-to-maturity Securities, Debt Securities, Net Carrying Amount	118,327		118,327		125,634
Held-to-maturity Securities, Unrecognized Holding Gain	2,801		2,801		5,435
Held-to-maturity Securities, Unrecognized Holding Loss	1,764		1,764		378
Held-to-maturity Securities, Debt Securities, Fair Value	119,364		119,364		130,691
Unrealized Continuous Losses on Investments [Abstract]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	192,682		192,682		54,115
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	8,438		8,438		443
Number of Available-for-sale Securities In Continuous Loss Position Less Than 12 Months	214		214		61
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	7,875		7,875		5,099
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	732		732		334
Number of Available-for-sale Securities In Continuous Loss Position For 12 months or Greater	8		8		2
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	200,557		200,557		59,214
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	9,170		9,170		777
Number of Available-for-sale Securities In Continuous Loss Position Aggregate	222		222		63
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	53,296		53,296		40,611
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	1,764		1,764		378
Number of Held-to-maturity Securities In Continuous Loss Position Less Than 12 Months	47		47		32
Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0		0		0
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	0		0		0
Number of Held-to-maturity Securities In Continuous Loss Position 12 Months or Greater	0		0		0
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value	53,296		53,296		40,611
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Losses	1,764		1,764		378
Number of Held-to-maturity Securities In Continuous Loss Position Aggregate	47		47		32
Foreign Government Debt Securities [Member]
Unrealized Gain (Loss) on Investments [Abstract]
Available-for-sale Debt Securities, Amortized Cost Basis	104		104		105
Available-for-sale Securities, Gross Unrealized Gains	29		29		36
Available-for-sale Securities, Gross Unrealized Losses	0		0		0
Available-for-sale Securities, Fair Value	133		133		141
Corporate Debt Securities [Member]
Unrealized Gain (Loss) on Investments [Abstract]
Available-for-sale Debt Securities, Amortized Cost Basis	204,613		204,613		195,755
Available-for-sale Securities, Gross Unrealized Gains	13,729		13,729		20,536
Available-for-sale Securities, Gross Unrealized Losses	1,394		1,394		286
Available-for-sale Securities, Fair Value	216,948		216,948		216,005
Held-to-maturity Securities, Debt Securities, Net Carrying Amount	30,435		30,435		32,742
Held-to-maturity Securities, Unrecognized Holding Gain	606		606		1,160
Held-to-maturity Securities, Unrecognized Holding Loss	82		82		0
Held-to-maturity Securities, Debt Securities, Fair Value	30,959		30,959		33,902
Unrealized Continuous Losses on Investments [Abstract]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	44,184		44,184		22,316
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	1,394		1,394		286
Number of Available-for-sale Securities In Continuous Loss Position Less Than 12 Months	30		30		16
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0		0		0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	0		0		0
Number of Available-for-sale Securities In Continuous Loss Position For 12 months or Greater	0		0		0
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	44,184		44,184		22,316
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	1,394		1,394		286
Number of Available-for-sale Securities In Continuous Loss Position Aggregate	30		30		16
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	5,496		5,496
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	82		82
Number of Held-to-maturity Securities In Continuous Loss Position Less Than 12 Months	4		4
Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0		0
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	0		0
Number of Held-to-maturity Securities In Continuous Loss Position 12 Months or Greater	0		0
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value	5,496		5,496
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Losses	82		82
Number of Held-to-maturity Securities In Continuous Loss Position Aggregate	4		4
Collateralized Mortgage Backed Securities [Member]
Schedule of Fixed Maturities [Abstract]
Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis	4,400		4,400
Commercial Mortgage Backed Securities [Member]
Unrealized Gain (Loss) on Investments [Abstract]
Available-for-sale Debt Securities, Amortized Cost Basis	349		349		481
Available-for-sale Securities, Gross Unrealized Gains	13		13		17
Available-for-sale Securities, Gross Unrealized Losses	0		0		2
Available-for-sale Securities, Fair Value	362		362		496
Unrealized Continuous Losses on Investments [Abstract]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value					94
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses					2
Number of Available-for-sale Securities In Continuous Loss Position Less Than 12 Months					1
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value					0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses					0
Number of Available-for-sale Securities In Continuous Loss Position For 12 months or Greater					0
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value					94
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses					2
Number of Available-for-sale Securities In Continuous Loss Position Aggregate					1
Residential Mortgage Backed Securities [Member]
Unrealized Gain (Loss) on Investments [Abstract]
Available-for-sale Debt Securities, Amortized Cost Basis	4,092		4,092		5,625
Available-for-sale Securities, Gross Unrealized Gains	317		317		469
Available-for-sale Securities, Gross Unrealized Losses	2		2		2
Available-for-sale Securities, Fair Value	4,407		4,407		6,092
Unrealized Continuous Losses on Investments [Abstract]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	3		3		0
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	0		0		0
Number of Available-for-sale Securities In Continuous Loss Position Less Than 12 Months	1		1		0
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	48		48		52
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	2		2		2
Number of Available-for-sale Securities In Continuous Loss Position For 12 months or Greater	1		1		1
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	51		51		52
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	2		2		2
Number of Available-for-sale Securities In Continuous Loss Position Aggregate	2		2		1
Debt Securities [Member]
Unrealized Gain (Loss) on Investments [Abstract]
Total Fixed Maturity Securities, Amortized Cost	789,385		789,385		746,744
Total Fixed Maturity Securities, Gross Unrealized Gains	33,250		33,250		52,982
Total Fixed Maturity Securities, Gross Unrealized Losses	12,514		12,514		1,467
Total Fixed Maturity Securities, Fair Value	810,121		810,121		798,259
Unrealized Continuous Losses on Investments [Abstract]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	245,545		245,545		87,128
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	9,929		9,929		753
Number of Available-for-sale Securities In Continuous Loss Position Less Than 12 Months	252		252		87
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	7,923		7,923		5,151
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	734		734		336
Number of Available-for-sale Securities In Continuous Loss Position For 12 months or Greater	9		9		3
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	253,468		253,468		92,279
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	10,663		10,663		1,089
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	62,700		62,700		40,611
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	1,851		1,851		378
Number of Held-to-maturity Securities In Continuous Loss Position Less Than 12 Months	53		53		32
Held-to-maturity Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	0		0		0
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	0		0		0
Number of Held-to-maturity Securities In Continuous Loss Position 12 Months or Greater	0		0		0
Held-to-maturity Securities, Continuous Unrealized Loss Position, Fair Value	62,700		62,700		40,611
Held-to-maturity Securities, Continuous Unrealized Loss Position, Aggregate Losses	1,851		1,851		378
Number of Held-to-maturity Securities In Continuous Loss Position Aggregate	53		53		32
Available-for-sale Securities, Gross Realized Gain (Loss) [Abstract]
Available-for-sale Securities, Gross Realized Gains	0	0	1	4
Available-for-sale Securities, Gross Realized Losses	0	0	0	3
Stock Mutual Funds [Member]
Unrealized Gain (Loss) on Investments [Abstract]
Available-for-sale Equity Securities, Amortized Cost Basis	10,463		10,463		10,463
Available-for-sale Securities, Gross Unrealized Gains	719		719		250
Available-for-sale Securities, Gross Unrealized Losses	0		0		28
Available-for-sale Securities, Fair Value	11,182		11,182		10,685
Unrealized Continuous Losses on Investments [Abstract]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value					0
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses					0
Number of Available-for-sale Securities In Continuous Loss Position Less Than 12 Months					0
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value					972
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses					28
Number of Available-for-sale Securities In Continuous Loss Position For 12 months or Greater					1
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value					972
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses					28
Number of Available-for-sale Securities In Continuous Loss Position Aggregate					1
Bond Mutual Funds [Member]
Unrealized Gain (Loss) on Investments [Abstract]
Available-for-sale Equity Securities, Amortized Cost Basis	41,505		41,505		41,504
Available-for-sale Securities, Gross Unrealized Gains	15		15		541
Available-for-sale Securities, Gross Unrealized Losses	732		732		129
Available-for-sale Securities, Fair Value	40,788		40,788		41,916
Unrealized Continuous Losses on Investments [Abstract]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	34,028		34,028		3,335
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	607		607		88
Number of Available-for-sale Securities In Continuous Loss Position Less Than 12 Months	5		5		1
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	2,875		2,875		2,959
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	125		125		41
Number of Available-for-sale Securities In Continuous Loss Position For 12 months or Greater	1		1		2
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	36,903		36,903		6,294
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	732		732		129
Number of Available-for-sale Securities In Continuous Loss Position Aggregate	6		6		3
Common Stock [Member]
Unrealized Gain (Loss) on Investments [Abstract]
Available-for-sale Equity Securities, Amortized Cost Basis	17		17		17
Available-for-sale Securities, Gross Unrealized Gains	0		0		0
Available-for-sale Securities, Gross Unrealized Losses	4		4		2
Available-for-sale Securities, Fair Value	13		13		15
Unrealized Continuous Losses on Investments [Abstract]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	0		0		15
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	0		0		2
Number of Available-for-sale Securities In Continuous Loss Position Less Than 12 Months	0		0		1
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	13		13		0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	4		4		0
Number of Available-for-sale Securities In Continuous Loss Position For 12 months or Greater	1		1		0
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	13		13		15
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	4		4		2
Number of Available-for-sale Securities In Continuous Loss Position Aggregate	1		1		1
Preferred Stock [Member]
Unrealized Gain (Loss) on Investments [Abstract]
Available-for-sale Equity Securities, Amortized Cost Basis	407		407		760
Available-for-sale Securities, Gross Unrealized Gains	309		309		365
Available-for-sale Securities, Gross Unrealized Losses	0		0		0
Available-for-sale Securities, Fair Value	716		716		1,125
Equity Securities [Member]
Unrealized Gain (Loss) on Investments [Abstract]
Available-for-sale Equity Securities, Amortized Cost Basis	52,392		52,392		52,744
Available-for-sale Securities, Gross Unrealized Gains	1,043		1,043		1,156
Available-for-sale Securities, Gross Unrealized Losses	736		736		159
Available-for-sale Securities, Fair Value	52,699		52,699		53,741
Unrealized Continuous Losses on Investments [Abstract]
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value	34,028		34,028		3,350
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Aggregate Losses	607		607		90
Number of Available-for-sale Securities In Continuous Loss Position Less Than 12 Months	5		5		2
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value	2,888		2,888		3,931
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Aggregate Losses	129		129		69
Number of Available-for-sale Securities In Continuous Loss Position For 12 months or Greater	2		2		3
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value	36,916		36,916		7,281
Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Losses	736		736		159
Number of Available-for-sale Securities In Continuous Loss Position Aggregate	7		7		5
Available-for-sale Securities, Gross Realized Gain (Loss) [Abstract]
Available-for-sale Securities, Gross Realized Gains	0	0	0	0
Available-for-sale Securities, Gross Realized Losses	$ 0	$ 0	$ 0	$ 0
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member]
Schedule of Fixed Maturities [Abstract]
Percent of residential mortgage backed to securities	93.20%		93.20%