Operating Segment Information (Tables)

3 Months Ended

Mar. 31, 2024

Segment Reporting [Abstract]

Summary of Selected Information by Operating Segment

	For the Three Months
Revenues	Ended March 31,
(in thousands)	2024		2023
Casualty	$	198,276	$	186,031
Property		129,411		88,767
Surety		32,989		32,925
Net premiums earned	$	360,676	$	307,723
Net investment income		32,847		27,084
Net realized gains		5,994		14,620
Net unrealized gains on equity securities		45,314		15,496
Total consolidated revenue	$	444,831	$	364,923
Net Earnings
(in thousands)	2024		2023
Casualty	$	13,674	$	31,831
Property		57,716		28,383
Surety		6,305		7,676
Net underwriting income	$	77,695	$	67,890
Net investment income		32,847		27,084
Net realized gains		5,994		14,620
Net unrealized gains on equity securities		45,314		15,496
General corporate expense and interest on debt		(6,628)		(6,222)
Equity in earnings of unconsolidated investees		4,769		3,923
Earnings before income taxes	$	159,991	$	122,791
Income tax expense		32,091		23,980
Net earnings	$	127,900	$	98,811

Summary of Revenue by Major Product Type

	For the Three Months
Net Premiums Earned	Ended March 31,
(in thousands)	2024		2023
Casualty
Commercial excess and personal umbrella	$	80,035	$	67,582
Commercial transportation		27,301		25,232
General liability		25,412		25,900
Professional services		25,085		24,357
Small commercial		18,337		17,941
Executive products		5,915		6,353
Other casualty		16,191		18,666
Total	$	198,276	$	186,031
Property
Commercial property	$	87,605	$	49,262
Marine		32,568		30,636
Other property		9,238		8,869
Total	$	129,411	$	88,767
Surety
Transactional	$	12,108	$	12,047
Commercial		10,625		12,418
Contract		10,256		8,460
Total	$	32,989	$	32,925
Grand Total	$	360,676	$	307,723