Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2014

Fair Value Disclosures [Abstract]

Fair Value Measurements for Investments in Available-for-Sale Fixed Maturity and Equity Securities

The following table presents our fair value measurements for our investments in available-for-sale fixed maturity and equity securities at March 31, 2014:

			Fair Value Measurements Using
	Fair Value		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(in thousands)
U.S. Treasury securities and obligations of U.S. government corporations and agencies	$	12,987	$	—	$	12,987	$	—
Obligations of states and political subdivisions		278,709		—		278,709		—
Corporate securities		62,617		—		62,617		—
Mortgage-backed securities		77,215		—		77,215		—
Equity securities		22,298		13,405		8,893		—
Totals	$	453,826	$	13,405	$	440,421	$	—

The following table presents our fair value measurements for our investments in available-for-sale fixed maturity and equity securities at December 31, 2013:

			Fair Value Measurements Using
	Fair Value		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(in thousands)
U.S. Treasury securities and obligations of U.S. government corporations and agencies	$	14,333	$	—	$	14,333	$	—
Obligations of states and political subdivisions		277,547		—		277,547		—
Corporate securities		40,672		—		40,672		—
Mortgage-backed securities		71,100		—		71,100		—
Equity securities		12,423		6,468		5,955		—
Totals	$	416,075	$	6,468	$	409,607	$	—