Segment Information (Schedule of Business Segment Information) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Revenues [Abstract]
Revenues	$ 91,052	$ 97,197	$ 181,080	$ 188,647
Pre-tax income (loss) [Abstract]
Pre-tax income (loss)	1,487	9,275	7,476	16,964
Specialty Commercial Segment [Member]
Revenues [Abstract]
Revenues	63,040	62,418	123,623	124,675
Pre-tax income (loss) [Abstract]
Pre-tax income (loss)	7,287	7,727	17,599	17,448
Standard Commercial Segment [Member]
Revenues [Abstract]
Revenues	18,219	20,083	36,211	40,464
Pre-tax income (loss) [Abstract]
Pre-tax income (loss)	3,011	2,468	4,427	4,354
Personal Segment [Member]
Revenues [Abstract]
Revenues	12,147	11,727	24,237	20,380
Pre-tax income (loss) [Abstract]
Pre-tax income (loss)	(1,014)	(76)	(2,097)	(372)
Corporate [Member]
Revenues [Abstract]
Revenues	(2,354)	2,969	(2,991)	3,128
Pre-tax income (loss) [Abstract]
Pre-tax income (loss)	$ (7,797)	$ (844)	$ (12,453)	$ (4,466)