Statements of Income and Comprehensive Income (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011 As restated and amended [Member]	Dec. 31, 2010 As restated and amended [Member]
REVENUES:
Premiums	$ 8.5	$ 2.3	$ 3.8
Insurance and investment product fees	365.3	394.3	412.3
Net investment income	130.9	101.1	74.2
Net realized investment gains (losses):
Total other-than-temporary impairment ("OTTI") losses	(5.0)	(10.1)	(20.9)
Portion of OTTI losses recognized in other comprehensive income ("OCI")	2.2	6.9	10.1
Net OTTI losses recognized in earnings	(2.8)	(3.2)	(10.8)
Net realized investment losses, excluding OTTI losses	(19.5)	(16.2)	(11.6)
Net realized investment losses	(22.3)	(19.4)	(22.4)
Total revenues	482.4	478.3	467.9
BENEFITS AND EXPENSES:
Policy benefits	396.8	302.6	271.4
Policy acquisition cost amortization	103.5	109.5	198.0
Other operating expenses	103.6	92.5	94.4
Total benefits and expenses	603.9	504.6	563.8
Loss before income taxes	(121.5)	(26.3)	(95.9)
Income tax expense (benefit)	16.2	(6.3)	(32.3)
Net loss	(137.7)	(20.0)	(63.6)
COMPREHENSIVE INCOME (LOSS):
Net loss	(137.7)	(20.0)	(63.6)
Net unrealized investment gains, before income taxes	19.2	25.7	23.9
Non-credit portion of OTTI losses recognized in OCI, before income taxes	14.5	(6.0)	5.1
Other comprehensive income, before income taxes	33.7	19.7	29.0
Less: Income tax expense (benefit) related to:
Net unrealized investment gains	19.8	6.3	7.4
Non-credit portion of OTTI losses recognized in OCI	5.1	(2.1)	1.8
Total income tax expense	24.9	4.2	9.2
Other comprehensive income	8.8	15.5	19.8
Comprehensive loss	$ (128.9)	$ (4.5)	$ (43.8)