Property and Casualty Unpaid Claims and Claim Expenses (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Reconciliation of property and casualty unpaid claims and claim expenses
Gross reserves, beginning of year	$ 291,627
Less: Reinsurance recoverables	24,502
Incurred claims and claim expenses:
Claims occurring in the current year	0		0		0
Decrease in estimated reserves for claims occurring in prior years	0		0		0
Claims and claim expense payments for claims occurring during:
Plus reinsurance recoverables	53,332		24,502
Gross reserves, end of year	325,784		291,627
Property And Casualty Segment [Member]
Reconciliation of property and casualty unpaid claims and claim expenses
Gross reserves, beginning of year	275,809	[1]	274,542	[1]	281,080	[1]
Less: Reinsurance recoverables	14,107		13,705		11,463
Net reserves, beginning of year	261,702	[2]	260,837	[2]	269,617	[2]
Incurred claims and claim expenses:
Claims occurring in the current year	416,512		403,589		406,605
Decrease in estimated reserves for claims occurring in prior years	(17,000)	[3]	(17,988)	[3]	(17,175)	[3]
Total claims and claim expenses incurred	399,512	[4]	385,601	[4]	389,430	[4]
Claims and claim expense payments for claims occurring during:
Current year	273,699		265,831		271,286
Prior years	120,158		118,905		126,924
Total claims and claim expense payments	393,857		384,736		398,210
Net reserves, end of year	267,357	[2]	261,702	[2]	260,837	[2]
Plus reinsurance recoverables	43,740		14,107		13,705
Gross reserves, end of year	$ 311,097	[1]	$ 275,809	[1]	$ 274,542	[1]

[1] Unpaid claims and claim expenses as reported in the Consolidated Balance Sheets also include reserves for the life and annuity segments of $14,687, $15,818, $14,853 and $13,729 as of December 31, 2014, 2013, 2012 and 2011, respectively, in addition to property and casualty segment reserves.

[2] Reserves net of anticipated reinsurance recoverables.

[3] Shows the amounts by which the Company decreased its reserves in each of the periods indicated for claims occurring in previous periods to reflect subsequent information on such claims and changes in their projected final settlement costs. Also refer to the paragraphs below for additional information regarding the reserve development recorded in 2014, 2013 and 2012.

[4] Benefits, claims and settlement expenses as reported in the Consolidated Statements of Operations also include amounts for the life and annuity segments of $68,914, $62,716 and $58,820 for the years ended December 31, 2014, 2013 and 2012, respectively, in addition to the property and casualty segment amounts.