CONSOLIDATED STATEMENT OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Cash flows from operating activities:
Insurance policy income	$ 2,457.0	$ 2,423.4	$ 2,407.9
Net investment income	1,201.0	1,205.9	1,279.0
Fee revenue and other income	50.5	58.9	50.9
Cash and cash equivalents received upon recapture of reinsurance	73.6	0.0	0.0
Insurance policy benefits	(1,916.0)	(1,879.4)	(1,968.4)
Payment to reinsurer pursuant to long-term care business reinsured	0.0	0.0	(590.3)
Interest expense	(106.0)	(90.0)	(81.7)
Deferrable policy acquisition costs	(242.7)	(246.4)	(242.8)
Other operating costs	(751.2)	(724.4)	(728.8)
Income taxes	(6.7)	(4.1)	(4.0)
Net cash from operating activities	759.5	743.9	121.8	[1]
Cash flows from investing activities:
Sales of investments	2,841.8	2,177.6	2,090.0
Maturities and redemptions of investments	2,507.2	1,853.4	1,618.2
Purchases of investments	(6,159.8)	(4,767.2)	(3,731.6)
Net sales (purchases) of trading securities	(84.2)	(12.3)	4.9
Change in cash and cash equivalents held by variable interest entities	175.1	(296.1)	36.0
Cash and cash equivalents held by subsidiary prior to being sold	0.0	0.0	(164.7)
Proceeds from sale of subsidiary	0.0	0.0	231.0
Other	(22.5)	(25.0)	(27.5)
Net cash provided (used) by investing activities	(742.4)	(1,069.6)	56.3
Cash flows from financing activities:
Issuance of notes payable, net	0.0	910.0	0.0
Payments on notes payable	0.0	(797.1)	(62.9)
Expenses related to extinguishment or modification of debt	0.0	(17.8)	(0.6)
Issuance of common stock	8.4	6.3	5.0
Payments to repurchase common stock and warrants	(206.7)	(361.5)	(376.5)
Common stock dividends paid	(54.8)	(52.0)	(51.0)
Amounts received for deposit products	1,386.7	1,241.9	1,295.4
Withdrawals from deposit products	(1,181.6)	(1,225.0)	(1,347.3)
Issuance of investment borrowings:
Federal Home Loan Bank	432.7	475.0	350.0
Related to variable interest entities	493.2	544.7	358.5
Payments on investment borrowings:
Federal Home Loan Bank	(333.5)	(425.7)	(367.7)
Related to variable interest entities and other	(514.9)	(132.0)	(88.8)
Investment borrowings - repurchase agreements, net	0.0	(20.4)	20.4
Net cash provided (used) by financing activities	29.5	146.4	(265.5)
Net increase (decrease) in cash and cash equivalents	46.6	(179.3)	(87.4)
Cash and cash equivalents, beginning of year	432.3	611.6	699.0
Cash and cash equivalents, end of year	$ 478.9	$ 432.3	$ 611.6

[1] Cash flows from operating activities reflect outflows in 2014 due to the payment to reinsurer to transfer certain long-term care business.