CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Mar. 31, 2021	Dec. 31, 2020
Investments
Fixed maturity securities, available for sale, at fair value (amortized cost, net 2021, $5,992.7; 2020, $5,788.6)	$ 6,356.3	$ 6,345.3
Equity securities at fair value	140.0	121.6
Limited partnership interests	505.2	449.0
Short-term and other investments	311.6	346.3
Total investments	7,313.1	7,262.2
Cash	39.4	22.3
Deferred policy acquisition costs	262.5	229.8
Deposit asset on reinsurance	2,442.2	2,420.9
Intangible assets	155.2	158.5
Goodwill	43.5	43.5
Other assets	436.7	443.2
Separate Account (variable annuity) assets	3,052.9	2,891.4
Total assets	13,745.5	13,471.8
Policy liabilities
Investment contract and policy reserves	6,480.0	6,445.3
Unpaid claims and claim expenses	452.5	438.8
Unearned premiums	250.3	264.5
Total policy liabilities	7,182.8	7,148.6
Other policyholder funds	885.1	751.3
Other liabilities	494.4	453.1
Short-term debt	135.0	135.0
Long-term debt	302.4	302.3
Separate Account (variable annuity) liabilities	3,052.9	2,891.4
Total liabilities	12,052.6	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, 66,408,710; 2020, 66,316,797	0.1	0.1
Additional paid-in capital	489.2	488.4
Retained earnings	1,460.8	1,434.6
Accumulated other comprehensive income (loss), net of tax:
Net unrealized investment gains on fixed maturity securities	243.6	366.3
Net funded status of benefit plans	(11.2)	(11.2)
Treasury stock, at cost, 2021, 24,942,064 shares; 2020, 24,902,579 shares	(489.6)	(488.1)
Total shareholders’ equity	1,692.9	1,790.1
Total liabilities and shareholders’ equity	$ 13,745.5	$ 13,471.8