Fair Value Measurement (Tables)

3 Months Ended

Mar. 31, 2019

Fair Value Disclosures [Abstract]

Fixed Maturities and Equity Securities by Asset Class that are Measured at Fair Value

The following tables present, for each of the fair value hierarchy levels as defined by the accounting guidance for fair value measurements described above, our Company’s Fixed Maturities and Equity Securities by asset class that are measured at fair value on a recurring basis, as well as the fair value of the 5.75% Senior Notes due October 15, 2023 (the “Senior Notes”) carried at amortized cost as of March 31, 2019 and December 31, 2018:

	March 31, 2019
amounts in thousands	Level 1		Level 2		Level 3		Total
Fixed Maturities:
U.S. Treasury Bonds, Agency Bonds and Foreign    Government Bonds	$	26,308	$	199,785	$	—	$	226,093
States, Municipalities and Political Subdivisions		—		698,980		—		698,980
Mortgage-Backed and Asset-Backed Securities:
Agency Residential Mortgage-Backed Securities		—		329,582		—		329,582
Residential Mortgage Obligations		—		154,149		—		154,149
Asset-Backed Securities		—		532,027		—		532,027
Commercial Mortgage-Backed Securities		—		199,450		—		199,450
Subtotal	$	—	$	1,215,208	$	—	$	1,215,208
Corporate Exposures		—		1,019,527		—		1,019,527
Total Fixed Maturities	$	26,308	$	3,133,500	$	—	$	3,159,808
Equity Securities:
Common Stocks	$	34,678	$	146,834	$	—	$	181,512
Preferred Stocks		—		176,935		—		176,935
Total Equity Securities	$	34,678	$	323,769	$	—	$	358,447
Short-Term Investments		—		7,287		—		7,287
Total Assets Measured at Fair Value	$	60,986	$	3,464,556	$	—	$	3,525,542
Senior Notes	$	—	$	283,554	$	—	$	283,554
Total Liabilities Measured at Fair Value	$	—	$	283,554	$	—	$	283,554

	December 31, 2018
amounts in thousands	Level 1		Level 2		Level 3		Total
Fixed Maturities:
U.S. Treasury Bonds, Agency Bonds and Foreign    Government Bonds	$	35,537	$	204,239	$	—	$	239,776
States, Municipalities and Political Subdivisions		—		646,551		—		646,551
Mortgage-Backed and Asset-Backed Securities:
Agency Residential Mortgage-Backed Securities		—		335,542		—		335,542
Residential Mortgage Obligations		—		138,373		—		138,373
Asset-Backed Securities		—		531,991		—		531,991
Commercial Mortgage-Backed Securities		—		188,201		—		188,201
Subtotal	$	—	$	1,194,107	$	—	$	1,194,107
Corporate Exposures		—		1,002,489		—		1,002,489
Total Fixed Maturities	$	35,537	$	3,047,386	$	—	$	3,082,923
Equity Securities:
Common Stocks	$	35,029	$	131,324	$	—	$	166,353
Preferred Stocks		—		173,539		—		173,539
Total Equity Securities	$	35,029	$	304,863	$	—	$	339,892
Short-Term Investments		—		10,233		—		10,233
Total Assets Measured at Fair Value	$	70,566	$	3,362,482	$	—	$	3,433,048
Senior Notes	$	—	$	278,150	$	—	$	278,150
Total Liabilities Measured at Fair Value	$	—	$	278,150	$	—	$	278,150