Fair Value of Financial Instruments (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
Financial Assets
Beginning balance	$ 139,508		$ 109,703		$ 109,535		$ 131,509
Transfers into Level 3	35,000	[1]	38,689	[2]	64,617	[1]	110,034	[2]
Transfers out of Level 3	(3,510)	[1]	(2,681)	[2]	(4,029)	[1]	(71,425)	[2]
Total gains or losses
Net realized gains (losses) included in net income	0		0		(26)		0
Net unrealized gains (losses) included in other comprehensive income	(105)		(39)		3,181		(2,517)
Purchases	0		0		0		0
Issuances	0		0		0		0
Sales	0		0		0		(334)
Settlements	0		0		0		0
Paydowns, maturities and distributions	(4,846)		(10,050)		(7,231)		(31,645)
Ending balance	166,047		135,622		166,047		135,622
Financial Liabilities
Beginning balance	6,915	[3]			0	[3]
Transfers into Level 3	0	[1],[3]			0	[1],[3]
Transfers out of Level 3	0	[1],[3]			0	[1],[3]
Gain Or Losses Net [Abstract]
Net realized gains (losses) included in net income	70	[3]			139	[3]
Net unrealized gains (losses) included in other comprehensive income	0	[3]			0	[3]
Purchases	0	[3]			0	[3]
Issuances	6,179	[3]			13,035	[3]
Sales	0	[3]			0	[3]
Settlements	0	[3]			0	[3]
Paydowns, maturities and distributions	(82)	[3]			(92)	[3]
Ending balance	13,082	[3]			13,082	[3]
Municipal bonds [Member]
Financial Assets
Beginning balance	13,054		3,764		2,694		12,275
Transfers into Level 3	0	[1]	5,546	[2]	10,056	[1]	9,453	[2]
Transfers out of Level 3	0	[1]	(800)	[2]	0	[1]	(800)	[2]
Total gains or losses
Net realized gains (losses) included in net income	0		0		0		0
Net unrealized gains (losses) included in other comprehensive income	212		(123)		646		(474)
Purchases	0		0		0		0
Issuances	0		0		0		0
Sales	0		0		0		0
Settlements	0		0		0		0
Paydowns, maturities and distributions	(123)		(72)		(253)		(12,139)
Ending balance	13,143		8,315		13,143		8,315
Corporate bonds [Member]
Financial Assets
Beginning balance	73,926		56,590		60,826		85,722
Transfers into Level 3	0	[1]	9,315	[2]	12,452	[1]	32,754	[2]
Transfers out of Level 3	(3,510)	[1]	0	[2]	(3,510)	[1]	(50,341)	[2]
Total gains or losses
Net realized gains (losses) included in net income	0		0		0		0
Net unrealized gains (losses) included in other comprehensive income	(180)		104		2,380		(1,605)
Purchases	0		0		0		0
Issuances	0		0		0		0
Sales	0		0		0		0
Settlements	0		0		0		0
Paydowns, maturities and distributions	(4,580)		(1,718)		(6,492)		(2,239)
Ending balance	65,656		64,291		65,656		64,291
Other mortgage-backed securities [Member]
Financial Assets
Beginning balance	52,522		49,343		46,009		33,172
Transfers into Level 3	35,000	[1]	23,828	[2]	42,109	[1]	67,827	[2]
Transfers out of Level 3	0	[1]	(1,881)	[2]	(519)	[1]	(20,284)	[2]
Total gains or losses
Net realized gains (losses) included in net income	0		0		(26)		0
Net unrealized gains (losses) included in other comprehensive income	(137)		(20)		155		(438)
Purchases	0		0		0		0
Issuances	0		0		0		0
Sales	0		0		0		0
Settlements	0		0		0		0
Paydowns, maturities and distributions	(143)		(8,260)		(486)		(17,267)
Ending balance	87,242		63,010		87,242		63,010
Total Fixed Maturities [Member]
Financial Assets
Beginning balance	139,502		109,697		109,529		131,169
Transfers into Level 3	35,000	[1]	38,689	[2]	64,617	[1]	110,034	[2]
Transfers out of Level 3	(3,510)	[1]	(2,681)	[2]	(4,029)	[1]	(71,425)	[2]
Total gains or losses
Net realized gains (losses) included in net income	0		0		(26)		0
Net unrealized gains (losses) included in other comprehensive income	(105)		(39)		3,181		(2,517)
Purchases	0		0		0		0
Issuances	0		0		0		0
Sales	0		0		0		0
Settlements	0		0		0		0
Paydowns, maturities and distributions	(4,846)		(10,050)		(7,231)		(31,645)
Ending balance	166,041		135,616		166,041		135,616
Equity securities [Member]
Financial Assets
Beginning balance	6		6		6		340
Transfers into Level 3	0	[1]	0	[2]	0	[1]	0	[2]
Transfers out of Level 3	0	[1]	0	[2]	0	[1]	0	[2]
Total gains or losses
Net realized gains (losses) included in net income	0		0		0		0
Net unrealized gains (losses) included in other comprehensive income	0		0		0		0
Purchases	0		0		0		0
Issuances	0		0		0		0
Sales	0		0		0		(334)
Settlements	0		0		0		0
Paydowns, maturities and distributions	0		0		0		0
Ending balance	$ 6		$ 6		$ 6		$ 6

[1] Transfers into and out of Level 3 during the three and nine months ended September 30, 2014 were attributable to changes in the availability of observable market information for individual fixed maturity securities. The Company’s policy is to recognize transfers into and transfers out of the levels as having occurred at the end of the reporting period in which the transfers were determined.

[2] Transfers into and out of Level 3 during the three and nine months ended September 30, 2013 were attributable to changes in the availability of observable market information for individual fixed maturity securities. The Company’s policy is to recognize transfers into and transfers out of the levels as having occurred at the end of the reporting period in which the transfers were determined.

[3] Represents embedded derivatives, all related to the Company’s FIA products, reported in Other Policyholder Funds in the Company’s Consolidated Balance Sheets.