Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Investments:
Fixed income securities (Amortized cost: 2018, $600,504; 2017, $521,017)	$ 592,645	$ 521,853
Equity securities	66,422	201,763
Limited partnerships (Affiliated: 2018, $32,028; 2017, $43,586)	55,044	70,806
Commercial mortgage loans	6,672	0
Short-term and other	1,000	1,000
Total Investments	721,783	795,422
Cash and cash equivalents	163,996	64,680
Restricted cash and cash equivalents	6,815	4,033
Accounts receivable--less allowance (2018, $403; 2017, $484)	102,972	87,551
Accrued investment income	4,358	4,159
Reinsurance recoverable	392,436	318,331
Prepaid reinsurance premiums	6,095	4,578
Deferred policy acquisition costs	6,568	5,608
Property and equipment--less accumulated depreciation (2018, $19,531; 2017, $16,614)	46,645	47,317
Other assets	24,760	18,399
Current federal income taxes recoverable	7,441	6,938
Deferred federal income taxes	6,262	0
Total Assets	1,490,131	1,357,016
Reserves:
Losses and loss expenses	865,339	680,274
Unearned premiums	71,625	53,085
Total Reserves	936,964	733,359
Reinsurance payable	66,632	62,308
Short-term borrowings	20,000	20,000
Depository liabilities	173	3,050
Accounts payable and other liabilities	110,280	105,130
Deferred federal income taxes	0	14,358
Total Liabilities	1,134,049	938,205
Shareholders' equity:
Additional paid-in capital	54,720	55,078
Accumulated other comprehensive income (loss)	(7,347)	46,391
Retained earnings	308,075	316,700
Shareholders' equity	356,082	418,811
Total liabilities and shareholders' equity	1,490,131	1,357,016
Class A Voting [Member]
Shareholders' equity:
Common stock	112	112
Class B Non-voting [Member]
Shareholders' equity:
Common stock	$ 522	$ 530