Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2015

Quarterly Financial Information Disclosure [Abstract]

Unaudited Quarterly Financial Data

The following table represents unaudited quarterly financial data for the years ended December 31, 2015 and 2014.

	Three Months Ended
	March 31		June 30			September 30			December 31
	(in thousands, except per share amounts)
2015
Premiums earned	$	94,787	$	95,569		$	90,504		$	95,034
Net investment income		6,833		6,890			6,923			7,256
Net realized gains (losses) on investments		59		(2,617	)		40			24
Total revenues		101,788		99,936			97,470			101,760
Income before income taxes		21,197		20,112			25,890			33,768
Net income		15,130		14,319			17,940			23,073
Net income available to common shareholders		15,130		14,319			17,940			23,073
Earnings per share:
Basic		0.80		0.76			0.95			1.21
Diluted		0.79		0.75			0.94			1.21
Comprehensive income		15,948		12,744			19,248			22,299
Extraordinary cash dividends declared per common share	$	—	$	—		$	—		$	3.00
Cash dividends declared per common share	$	0.15	$	0.15		$	0.15		$	0.15
2014
Premiums earned	$	89,233	$	93,516		$	95,928		$	97,070
Net investment income		6,708		6,845			6,495			7,166
Net realized gains (losses) on investments		101		232			(152	)		516
Total revenues		96,173		100,624			102,336			104,886
Income before income taxes		13,404		17,061			19,348			23,936
Net income		10,549		12,773			13,479			16,865
Net income available to common shareholders		10,549		12,773			13,479			16,865
Earnings per share:
Basic		0.57		0.69			0.72			0.90
Diluted		0.56		0.68			0.71			0.89
Comprehensive income		13,789		15,789			13,596			17,597
Extraordinary cash dividends declared per common share	$	0.50	$	—		$	—		$	1.00
Cash dividends declared per common share	$	0.12	$	0.12		$	0.12		$	0.12