Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Assets
Fixed maturities, available-for-sale, at fair value (amortized cost $1,972.9 and $1,831.3, respectively)	$ 2,000.7	$ 1,891.9
Equity securities, available-for-sale, at fair value (cost $265.2 and $235.5, respectively)	310.6	310.4
Other invested assets, available-for-sale, at fair value (cost $56.9 and $50.5, respectively)	85.1	80.3
Other invested assets	5.3	5.3
Notes receivable from affiliate	70.0	70.0
Total investments	2,471.7	2,357.9
Cash and cash equivalents	58.1	86.3
Accrued investment income and other assets	36.0	33.8
Deferred policy acquisition costs (affiliated net ceded $15.0 and affiliated net assumed $46.8, respectively)	129.1	126.5
Reinsurance recoverable on losses and loss expenses payable	5.9	9.6
Prepaid reinsurance premiums	6.8	6.1
Due from affiliates	5.9	40.1
Current federal income taxes	4.9	1.1
Net deferred federal income taxes	102.5	97.4
Property and equipment, at cost (net of accumulated depreciation of $6.1 and $5.8, respectively)	7.6	8.1
Total assets	2,828.5	2,766.9
Liabilities and Stockholders’ Equity
Losses and loss expenses payable (affiliated net assumed $532.4 and $494.3, respectively)	1,053.0	983.2
Unearned premiums (affiliated net assumed $214.2 and $201.7, respectively)	616.3	612.4
Notes payable (affiliates $15.5 and $15.5, respectively)	100.8	100.8
Postretirement and pension benefits (affiliated net ceded $56.0 and $63.2, respectively)	104.0	117.3
Other liabilities (affiliated net ceded $8.4 and $5.1, respectively)	69.8	80.3
Total liabilities	1,943.9	1,894.0
Stockholders’ equity:
Common stock, without par value. Authorized 100.0 shares; 48.1 and 47.7 shares issued, respectively, at stated value of $2.50 per share	120.4	119.3
Treasury stock, 6.8 and 6.8 shares, respectively, at cost	(116.3)	(116.0)
Additional paid-in capital	153.5	143.2
Accumulated other comprehensive income (affiliated net ceded $56.7 and $65.1, respectively)	37.6	71.7
Retained earnings	689.4	654.7
Total stockholders’ equity	884.6	872.9
Total liabilities and stockholders’ equity	2,828.5	2,766.9
Class A Preferred stock
Stockholders’ equity:
Preferred stock value	0.0	0.0
Class B Preferred stock
Stockholders’ equity:
Preferred stock value	$ 0.0	$ 0.0