CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Investments:
Fixed maturity securities available-for-sale, amortized cost	$ 1,273,132	$ 1,253,166
Equity Securities, FV-NI, Cost	160,371
Equity securities available-for-sale, cost		144,274
Deferred policy acquisition costs from affiliates	44,440	40,848
Affiliated other assets	4,510	4,423
LIABILITIES
Affiliated losses and settlement expenses	771,872	726,413
Unearned premiums from affiliates	267,064	256,434
Affiliated other liabilities	$ 31,121	$ 27,520
STOCKHOLDERS' EQUITY
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, shares authorized (in shares)	30,000,000	30,000,000
Common stock, shares issued (in shares)	21,615,105	21,455,545
Common stock, shares outstanding (in shares)	21,615,105	21,455,545