Segment Information

12 Months Ended

Dec. 31, 2018

Note J – Segment Information

Effective January 1, 2017, the Company determined that its business constituted one reportable property and casualty insurance segment based on how its operating results are regularly reviewed by the Company's chief operating decision maker when making decisions about how resources are allocated and assessing performance. The property and casualty insurance segment provides multiple lines of insurance coverage primarily to commercial automobile companies, as well as to independent contractors who contract with commercial automobile companies. In addition, the Company provides workers' compensation coverage for a variety of operations outside the transportation industry.

The following table summarizes segment revenues for the years ended December 31:

	2018			2017		2016
Revenues:
Net premiums earned	$	432,880		$	328,145	$	276,011
Net investment income		22,048			18,095		14,483
Net realized and unrealized gains (losses) on investments		(25,691	)		19,686		23,228
Commissions and other income		9,932			5,308		5,275
Total revenues	$	439,169		$	371,234	$	318,997