CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Investments
Fixed maturity securities, available for sale, at fair value (amortized cost, net 2021, $5,797.7; 2020, $5,788.6)	$ 6,239.3	$ 6,345.3
Equity securities at fair value	147.2	121.6
Limited partnership interests	712.8	449.0
Short-term and other investments	350.2	346.3
Total investments	7,449.5	7,262.2
Cash	133.7	22.3
Deferred policy acquisition costs	248.0	229.8
Deposit asset on reinsurance	2,481.5	2,420.9
Intangible assets	145.4	158.5
Goodwill	43.5	43.5
Other assets	441.3	443.2
Separate Account (variable annuity) assets	3,441.0	2,891.4
Total assets	14,383.9	13,471.8
Policy liabilities
Investment contract and policy reserves	6,577.8	6,445.3
Unpaid claims and claim expenses	425.9	438.8
Unearned premiums	255.1	264.5
Total policy liabilities	7,258.8	7,148.6
Other policyholder funds	945.9	751.3
Other liabilities	428.2	453.1
Short-term debt	249.0	135.0
Long-term debt	253.6	302.3
Separate Account (variable annuity) liabilities	3,441.0	2,891.4
Total liabilities	12,576.5	11,681.7
Preferred stock, $0.001 par value, authorized 1,000,000 shares; none issued	0.0	0.0
Common stock, $0.001 par value, authorized 75,000,000 shares; issued, 2021, 66,436,821; 2020, 66,316,797	0.1	0.1
Additional paid-in capital	495.3	488.4
Retained earnings	1,524.9	1,434.6
Accumulated other comprehensive income (loss), net of tax:
Net unrealized investment gains on fixed maturity securities	290.7	366.3
Net funded status of benefit plans	(10.2)	(11.2)
Treasury stock, at cost, 2021, 25,043,337 shares; 2020, 24,902,579 shares	(493.4)	(488.1)
Total shareholders' equity	1,807.4	1,790.1
Total liabilities and shareholders' equity	$ 14,383.9	$ 13,471.8