Consolidated Statements of Income and Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Revenues:
Gross written premiums	$ 84,626	$ 63,847
Ceded written premiums	(11,559)	(8,756)
Net written premiums	73,067	55,091
Change in unearned premiums	(11,576)	(7,030)
Net earned premiums	61,491	48,061
Net investment income	4,515	3,229
Net unrealized gains (losses) on equity securities	5,895	(1,279)
Realized gains on investments	280	112
Other income	4	3
Total revenues	72,185	50,126
Expenses:
Losses and loss adjustment expenses	33,732	28,899
Underwriting, acquisition and insurance expenses	15,616	12,398
Other expenses	36	14
Total expenses	49,384	41,311
Income before income taxes	22,801	8,815
Total income tax expense	4,081	1,528
Net income	18,720	7,287
Other comprehensive income (loss):
Change in unrealized gains (losses) on available-for-sale investments, net of taxes of $1,802 in 2019 and $(1,291) in 2018	6,780	(4,856)
Total comprehensive income	$ 25,500	$ 2,431
Earnings per share:
Basic	$ 0.88	$ 0.35
Diluted	$ 0.86	$ 0.34
Weighted average shares outstanding
Basic	21,169	21,045
Diluted	21,763	21,628