Related Party Transactions (Details 4) (USD $) In Thousands, unless otherwise specified	12 Months Ended	0 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Jan. 02, 2013
Revenue:
Premium income	$ 446,395us-gaap_PremiumsEarnedNet	$ 464,093us-gaap_PremiumsEarnedNet	$ 422,153us-gaap_PremiumsEarnedNet
Other revenue	7,506us-gaap_OtherIncome	7,355us-gaap_OtherIncome	0us-gaap_OtherIncome
Total revenues	2,558,839us-gaap_Revenues	2,166,945us-gaap_Revenues	2,266,244us-gaap_Revenues
Benefits and expenses:
Increase in future policy benefits	(56,073)	5,575	(66,697)
Dividends to policyholders	60,739us-gaap_PolicyholderDividends	66,258us-gaap_PolicyholderDividends	64,000us-gaap_PolicyholderDividends
Total benefits and expenses	2,085,567us-gaap_BenefitsLossesAndExpenses	1,979,412us-gaap_BenefitsLossesAndExpenses	1,892,825us-gaap_BenefitsLossesAndExpenses
Participating policyholders’ net income before income taxes	473,272	187,533	373,419
Income tax expense	155,903us-gaap_IncomeTaxExpenseBenefit	58,791us-gaap_IncomeTaxExpenseBenefit	135,305us-gaap_IncomeTaxExpenseBenefit
Provision for policyholders’ share of earnings on participating business	(1,041)	(804)	(580)
Net income (loss)	317,369	128,742	238,114
CLAC
Revenue:
Premium income				42,297
Other revenue				7,355
Total revenues				49,652
Benefits and expenses:
Increase in future policy benefits				41,297
Dividends to policyholders				1,000
Total benefits and expenses				42,297
Participating policyholders’ net income before income taxes				7,355
Income tax expense				2,574
Participating policyholders’ income				4,781
Provision for policyholders’ share of earnings on participating business				4,781
Net income (loss)				0
Cash transferred		3,862
Number of mortgages transferred		2
Market value of investment transferred		28,959
Number of fixed maturity investments received		4
Value of fixed maturity investment received		32,821
Loss on realized investment loss		$ 1,041

Earnings allocated (not distributed) for policyholders' share of earning on participating business.

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Represents the amount of cash transferred in transactions with related parties.

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Represents the amount of gain or loss realized on investment exchanged in transactions with related parties.

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Represents the fair market value of investment transferred in transactions with related parties.

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Represents the number of investment securities transferred in transactions with related parties.

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Represents the value of fixed maturity investment received in exchange transactions with related parties.

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The total amount of expense recognized during the period for future policy benefits, claims and claims adjustment costs, and for selling, general and administrative costs.

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Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

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This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses and taxes from ongoing operations before extraordinary items, and noncontrolling interest.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of expense (income) recognized due to changes in the accrued obligation to policyholders that relates to insured events.

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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Reflects the sum of all other revenue and income recognized by the entity in the period not otherwise specified in the income statement.

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Amount of expense for dividends to policyholders.

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Amount, after premiums ceded to other entities and premiums assumed by the entity, of premiums earned.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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