Unaudited Condensed Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Unaudited Condensed Consolidated Statements Of Income And Comprehensive Income
Net income		$ 55.2	$ 69.8	$ 176.0	$ 158.7
Other comprehensive income (loss), net of tax:
Net unrealized capital gains (losses) on fixed maturity securities-available-for-sale	[1]	(21.1)	(37.0)	(89.7)	55.3
Reclassification adjustment for net capital gains included in net income	[2]	2.9	(0.6)	2.1	(2.1)
Employee benefit plans:
Prior service credit and net losses arising during the period, net	[3]	0.0	0.0	(0.1)	(0.4)
Reclassification adjustment for amortization to net periodic pension cost (credit), net	[4]	2.2	0.4	6.6	1.2
Unrealized gains on derivative instruments
Net unrealized gains on cash flow hedges	[5]	(13.0)	0.0	3.5	0.0
Total other comprehensive income (loss), net of tax		(29.0)	(37.2)	(77.6)	54.0
Comprehensive income (loss)		$ 26.2	$ 32.6	$ 98.4	$ 212.7

[1] Net of tax benefits of $11.4 million and $20.0 million for the third quarters of 2015 and 2014, respectively, and tax benefit of $44.9 million and tax expense of $27.2 million for the first nine months of 2015 and 2014, respectively.

[2] Net of tax expense of $1.7 million and tax benefit of $0.3 million for the third quarters of 2015 and 2014, respectively, and tax expense of $1.2 million and tax benefit of $1.1 million for the first nine months of 2015 and 2014, respectively.

[3] Net of tax benefit of $0.3 million for the first nine months of 2014.

[4] Net of tax expenses of $1.2 million and $0.2 million for the third quarters of 2015 and 2014, respectively, and tax expenses of $3.5 million and $0.7 million for the first nine months of 2015 and 2014, respectively.

[5] Net of tax benefit of $7.0 million for the third quarter of 2015 and tax expense of $1.8 million for the first nine months of 2015.