Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Assets
Fixed maturities, at fair value (amortized cost of $7,400.4 and $6,945.6)	$ 7,699.2	$ 7,454.4
Equity securities, at fair value	615.5	598.5
Other investments	788.3	793.2
Total investments	9,103.0	8,846.1
Cash and cash equivalents	171.2	120.6
Accrued investment income	48.2	51.2
Premiums and accounts receivable, net	1,503.0	1,339.3
Reinsurance recoverable on paid and unpaid losses and unearned premiums	2,002.8	1,874.3
Deferred acquisition costs	544.6	477.5
Goodwill	178.8	178.8
Other assets	446.3	445.7
Assets of discontinued businesses	107.4	110.2
Total assets	14,105.3	13,443.7
Liabilities
Loss and loss adjustment expense reserves	6,540.1	6,024.0
Unearned premiums	2,742.0	2,482.7
Expenses and taxes payable	679.8	687.5
Deferred income tax liability	69.6	97.3
Reinsurance premiums payable	68.1	48.4
Debt	781.4	780.8
Liabilities of discontinued businesses	122.0	120.8
Total liabilities	11,003.0	10,241.5
Commitments and contingencies
Shareholders’ Equity
Preferred stock, par value $0.01 per share; 20.0 million shares authorized; none issued
Common stock, par value $0.01 per share; 300.0 million shares authorized; 60.5 million shares issued	0.6	0.6
Additional paid-in capital	1,880.7	1,857.4
Accumulated other comprehensive income	203.2	372.5
Retained earnings	2,846.7	2,668.0
Treasury stock at cost (24.9 million and 24.1 million shares)	(1,828.9)	(1,696.3)
Total shareholders’ equity	3,102.3	3,202.2
Total liabilities and shareholders’ equity	$ 14,105.3	$ 13,443.7