Schedule I - Summary of Investments - Other Than Investments in Related Parties

12 Months Ended

Dec. 31, 2019



Types of investment
($ in thousands)	Amortized Cost or Cost		Fair Value	Carrying Amount
Fixed income securities:
Held-to-maturity:
Obligations of states and political subdivisions	$	4,573	4,921	4,580
Public utilities	3,608		3,967	3,673
All other corporate securities	12,588		13,087	12,547
Total fixed income securities, held-to-maturity	20,769		21,975	20,800

Available-for-sale:
U.S. government and government agencies	112,680		116,186	116,186
Foreign government	18,011		18,542	18,542
Obligations of states and political subdivisions	1,168,185		1,230,090	1,230,090
Public utilities	35,679		37,084	37,084
All other corporate securities	1,831,202		1,910,393	1,910,393
Collateralized loan obligation securities and other asset-backed securities	790,517		793,012	793,012
Commercial mortgage-backed securities	514,709		538,344	538,344
Residential mortgage-backed securities	1,409,003		1,451,969	1,451,969
Total fixed income securities, available-for-sale	5,879,986		6,095,620	6,095,620

Equity securities:
Common stock:
Banks, trusts and insurance companies	17,357		17,368	17,368
Industrial, miscellaneous and all other	51,815		52,532	52,532
Nonredeemable preferred stock	2,889		3,037	3,037
Total equity securities	72,061		72,937	72,937
Short-term investments	282,490		282,490	282,490
Other investments	216,807			216,807
Total investments	$	6,472,113		6,688,654

See accompanying Report of Independent Registered Public Accounting Firm in Item 8. "Financial Statements and Supplementary Data." of this Form 10-K.