4. Reinsurance (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2012	Sep. 30, 2011 As restated and amended [Member]	Sep. 30, 2011 As restated and amended [Member]
Direct Business and Reinsurance:
Direct premiums	$ 16.7	$ 52.8	$ 18.0	$ 54.1
Premiums ceded to reinsurers(1)	(15.9)	(49.6)	(16.9)	(52.7)
Premiums	0.8	3.2	1.1	1.4
Direct policy benefits incurred	75.0	214.4	28.2	117.5
Policy benefits assumed from non-affiliate reinsureds	1.0	2.5	0.9	2.9
Policy benefits ceded to:
Affiliate reinsurers	(6.9)	(9.2)		(0.3)
Non-affiliate reinsurers	(20.4)	(94.1)	(20.2)	(60.1)
Policy benefits ceded to reinsurers	(27.3)	(103.3)	(20.2)	(60.4)
Premiums paid to:
Affiliate reinsurers	5.5	15.0	5.1	10.9
Non-affiliate reinsurers	18.7	42.4	19.4	28.4
Premiums paid to reinsurers(2)	24.2	57.4	24.5	39.3
Policy benefits(3)	$ 72.9	$ 171.0	$ 33.4	$ 99.3