CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Investments
Fixed maturity securities, available for sale, at fair value (amortized cost, net 2024, $5,842.5; 2023, $5,652.9)	$ 5,387.9	$ 5,235.3
Equity securities at fair value, (cost $78.8 and $86.2)	66.5	86.2
Limited partnership interests (Carried under Fair Value Option, 2024 $28.9 and 2023, $29.5)	1,121.3	1,138.8
Policy loans	140.8	141.4
Short-term and other investments	199.9	228.8
Total investments	6,916.4	6,830.5
Cash	38.1	29.7
Deferred policy acquisition costs	347.2	336.3
Reinsurance balances receivable	424.8	480.5
Deposit asset on reinsurance	2,434.3	2,496.6
Intangible assets	155.8	170.3
Goodwill	54.3	54.3
Other assets	408.1	357.6
Separate Account variable annuity assets	3,708.8	3,294.1
Total assets	14,487.8	14,049.9
Policy liabilities
Future policy benefit reserves	1,622.8	1,761.8
Policyholders' account balances	5,100.3	5,187.0
Unpaid claims and claim expenses	569.2	581.7
Unearned premiums	344.2	300.9
Total policy liabilities	7,636.5	7,831.4
Other policyholder funds	995.7	916.0
Other liabilities	312.3	287.1
Long-term debt	547.0	546.0
Separate Account variable annuity liabilities	3,708.8	3,294.1
Total liabilities	13,200.3	12,874.6
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, 2024, 67,032,164; 2023, 66,747,821	0.1	0.1
Additional paid-in capital	525.2	510.9
Retained earnings	1,548.2	1,502.2
Accumulated other comprehensive income (loss), net of tax:
Net unrealized investment losses on fixed maturity securities	(357.4)	(328.3)
Net reserve remeasurements attributable to discount rates	110.9	21.9
Net funded status of benefit plans	(7.0)	(7.6)
Treasury stock, at cost, 2024, 26,167,246 shares; 2023, 25,911,087 shares	(532.5)	(523.9)
Total shareholders' equity	1,287.5	1,175.3
Total liabilities and shareholders' equity	$ 14,487.8	$ 14,049.9