Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Investments:
Available-for-sale, at fair value	$ 2,967,909
Equity Securities, at fair value (cost: 2018: $317,497; 2017: $224,159)		$ 235,981
Equity Securities, at fair value (cost: 2018: $317,497; 2017: $224,159)	327,466
Other Invested Assets	38,372	30,488
Total Investments	3,333,747	3,330,003
Cash and Cash Equivalents	175,834	102,735
Restricted Cash and Cash Equivalents	47,522	56,229
Premiums Receivable	455,742	351,393
Prepaid Reinsurance Premiums	239,660	228,569
Reinsurance Recoverable on Paid Losses	94,503	72,494
Reinsurance Recoverable on Unpaid Losses and Loss Adjustment Expenses	799,084	809,765
Deferred Policy Acquisition Costs	157,153	135,249
Accrued Investment Income	20,276	19,480
Goodwill and Other Intangible Assets	28,272	6,596
Current Income Tax Receivable, Net	21,395	16,667
Deferred Income Tax, Net	24,552	22,271
Other Assets	91,205	73,171
Total Assets	5,488,945	5,224,622
Liabilities:
Reserves for Losses and Loss Adjustment Expenses	2,574,116	2,515,145
Unearned Premiums	1,125,731	987,681
Reinsurance Balances Payable	132,285	136,192
Senior Notes	263,967	263,885
Payable for Investments Purchased	45,800	0
Accounts Payable and Other Liabilities	112,962	95,754
Total Liabilities	4,254,861	3,998,657
Stockholders' Equity:
Preferred Stock ($.10 par value per share, authorized 1,000 shares, none issued)	0	0
Common Stock ($.10 par value per share, authorized 50,000 shares, issued 36,764 shares for 2018 and 36,530 shares for 2017)	3,673	3,650
Additional Paid-In Capital	376,705	376,868
Treasury Stock, at cost (7,023 shares for 2018 and 2017)	(155,801)	(155,801)
Retained Earnings	1,045,131	981,380
Accumulated Other Comprehensive Income (Loss)	(35,624)	19,868
Total Stockholders' Equity	1,234,084	1,225,965
Total Liabilities and Stockholders' Equity	5,488,945	5,224,622
Fixed Maturities
Investments:
Available-for-sale, at fair value	2,961,541	3,057,054
Short-Term Investments
Investments:
Available-for-sale, at fair value	$ 6,368	$ 6,480