Consolidated Statements of Income (Parenthetical) (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2008
Consolidated Statements of Income
Gain (loss) from discontinued FAFLIC business, income tax benefit (expense)	$ 0.3	$ (0.9)	$ (4.6)
Gain (loss) from discontinued FAFLIC business, net of income tax benefit (expense), including gain (loss) on disposal	0.5	7.1	(77.3)
Income from operations of discontinued variable life insurance and annuity business, income tax benefit			2.9
Income from operations of discontinued variable life insurance and annuity business, income tax benefit, including gain on disposal	1.3	4.9	8.7
Loss from discontinued accident and health business, income tax expense	0.1	0.4
Income from the operations of AMGRO, tax benefit			1.3
Income from the operations of AMGRO, tax benefit, including gain on disposal			$ 11.1
Gain (loss) from operations of discontinued FAFLIC business, income tax benefit (expense)	$ 0.01	$ (0.02)	$ (0.09)
Gain (loss) from operations of discontinued FAFLIC business net of income tax benefit (expense), including gain (loss) on disposal	$ 0.01	$ 0.14	$ (1.51)
Income from operations of discontinued variable life insurance and annuity business, income tax benefit, including gain on disposal	$ 0.03	$ 0.10	$ 0.17
Loss from discontinued accident and health business, income tax expense		$ 0.01
Income from the operations of AMGRO, tax benefit			$ 0.02
Income from the operations of AMGRO, tax benefit, including gain on disposal			$ 0.22
Gain (loss) from operations of discontinued FAFLIC business, income tax benefit (expense)	$ 0.01	$ (0.02)	$ (0.09)
Gain (loss) from operations of discontinued FAFLIC business net of income tax benefit (expense), including gain (loss) on disposal	$ 0.01	$ 0.14	$ (1.49)
Income from operations of discontinued variable life insurance and annuity business, net of income tax benefit			$ 0.06
Income from operations of discontinued variable life insurance and annuity business, income tax benefit			$ 0.05
Income from operations of discontinued variable life insurance and annuity business, income tax benefit, including gain on disposal	$ 0.03	$ 0.09	$ 0.17
Loss from discontinued accident and health business, income tax expense		$ 0.01
Income from the operations of AMGRO, tax benefit			$ 0.02
Income from the operations of AMGRO, tax benefit, including gain on disposal			$ 0.21