Investment Securities (Tables)

6 Months Ended

Jun. 30, 2012

Investment Securities [Abstract]

Schedule of amortized cost, gross unrealized gains, gross unrealized losses and estimated fair values of fixed-maturity securities

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Estimated Fair Value
Trading Securities:
U.S. Treasury securities	$	250	$	—	$	—		$	250
Obligations of U.S. government sponsored enterprises		128,886		1,935		(147	)		130,674
Corporate debt securities		129,447		4,224		(135	)		133,536
Commercial paper		29,966		7		(3	)		29,970
Foreign corporate debt securities		33,045		560		(25	)		33,580
Commercial mortgage-backed securities		19,609		76		(128	)		19,557
Total fixed-maturity securities		341,203		6,802		(438	)		347,567
Less total unrestricted fixed-maturity securities		63,567		377		(53	)		63,891
Total fixed-maturity securities held in trust	$	277,636	$	6,425	$	(385	)	$	283,676

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Estimated Fair Value
Trading Securities:
U.S. Treasury securities	$	250	$	—	$	—		$	250
Obligations of U.S. government sponsored enterprises		122,874		2,029		(267	)		124,636
Corporate debt securities		129,916		3,791		(845	)		132,862
Foreign corporate debt securities		26,800		546		(117	)		27,229
Commercial mortgage-backed securities		19,138		76		(146	)		19,068
Total fixed-maturity securities		298,978		6,442		(1,375	)		304,045
Less total unrestricted fixed-maturity securities		5,348		151		(9	)		5,490
Total fixed-maturity securities held in trust	$	293,630	$	6,291	$	(1,366	)	$	298,555

Schedule of Amortized cost and estimated fair value of fixed-maturity securities by contractual maturity

	Amortized Cost		Estimated Fair Value
Maturity in:
2012	$	65,202	$	65,251
2013-2016		164,741		170,028
2017-2021		36,474		36,961
Thereafter		55,165		55,771
Mortgage-backed securities		19,621		19,556
Total fixed-maturity securities	$	341,203	$	347,567

Summary of Net Investment income

	Successor			Predecessor			Successor			Predecessor			Predecessor
	Three Months Ended Jun\ e 30, 2012			Three Months Ended June 30, 2011			Period from March 20, 2012 through June 30, 2012			Period from January 1, 2012 through March 19, 2012			Six Months ended June 30, 2011
Investment income:
Amortization of premium or discount on fixed-maturity	$	(669	)	$	(654	)	$	(756	)	$	(523	)	$	(1,299	)
Investment income on fixed-maturity securities		2,878			3,199			3,279			2,467			6,803
Interest income on cash and equivalents		15			13			15			3			38
Realized net gain (loss) from sale of investment		278			1,090			271			176			1,186
Unrealized (losses) gains on trading securities held at year end		(323	)		675			273			1,049			(753	)
Net investment income	$	2,179		$	4,323		$	3,082		$	3,172		$	5,975

Schedule of investments in accordance with fair value measurement

	June 30, 2012
	Level 1		Level 2		Level 3		Total
Class of Security:
U.S. Treasury securities	$	250	$	—	$	—	$	250
Obligations of U.S. government sponsored securities		40,727		89,947		—		130,674
Corporate debt securities		—		133,536		—		133,536
Commercial paper		29,970		—				29,970
Foreign corporate debt securities		—		33,580		—		33,580
Commercial mortgage-backed securities		—		19,557		—		19,557
Total	$	70,947	$	276,620	$	—	$	347,567
	December 31, 2011
	Level 1		Level 2		Level 3		Total
Class of Security:
U.S. Treasury securities	$	250	$	—	$	—	$	250
Obligations of U.S. government sponsored securities		42,927		81,709		—		124,636
Corporate debt securities		—		132,862		—		132,862
Foreign corporate debt securities		—		27,229		—		27,229
Commercial mortgage-backed securities		—		19,068		—		19,068
Total	$	43,177	$	260,868	$	—	$	304,045