Segment Information (Tables)

12 Months Ended

Dec. 31, 2020

The following table presents operating results by reportable segment for the years ended:


	Year Ended December 31,
	2020						2019						2018
	Property & Casualty		Other		Total		Property & Casualty		Other		Total		Property & Casualty		Other		Total
	(Amounts in millions)
Net premiums earned	$	3,526.8	$	28.8	$	3,555.6	$	3,571.0	$	28.4	$	3,599.4	$	3,337.9	$	30.5	$	3,368.4
Less:
Losses and loss adjustment expenses	2,381.5		13.8		2,395.3		2,692.7		13.3		2,706.0		2,562.0		14.8		2,576.8
Underwriting expenses	899.1		14.6		913.7		857.3		14.1		871.4		802.7		14.1		816.8
Underwriting gain (loss)	246.2		0.4		246.6		21.0		1.0		22.0		(26.8)		1.6		(25.2)
Investment income					134.9						141.3						135.8
Net realized investment gains (losses)					85.7						222.8						(133.5)
Other income					8.3						9.0						9.3
Interest expense					(17.0)						(17.0)						(17.0)
Pre-tax income (loss)					$	458.5					$	378.1					$	(30.6)
Net income (loss)					$	374.6					$	320.1					$	(5.7)

The following table presents the Company’s net premiums earned and direct premiums written by line of insurance business for the years ended:


	Year Ended December 31,
	2020						2019						2018
	Property & Casualty		Other		Total		Property & Casualty		Other		Total		Property & Casualty		Other		Total
	(Amounts in millions)
Private passenger automobile	$	2,591.3	$	—	$	2,591.3	$	2,756.5	$	—	$	2,756.5	$	2,602.1	$	—	$	2,602.1
Homeowners	601.3		—		601.3		514.8		—		514.8		459.4		—		459.4
Commercial automobile	225.6		—		225.6		208.7		—		208.7		190.1		—		190.1
Other	108.6		28.8		137.4		91.0		28.4		119.4		86.3		30.5		116.8
Net premiums earned	$	3,526.8	$	28.8	$	3,555.6	$	3,571.0	$	28.4	$	3,599.4	$	3,337.9	$	30.5	$	3,368.4

Private passenger automobile	$	2,569.0	$	—	$	2,569.0	$	2,820.5	$	—	$	2,820.5	$	2,703.6	$	—	$	2,703.6
Homeowners	678.9		—		678.9		598.5		—		598.5		524.9		—		524.9
Commercial automobile	240.8		—		240.8		217.3		—		217.3		198.5		—		198.5
Other	136.3		29.2		165.5		106.3		32.0		138.3		97.2		26.7		123.9
Direct premiums written	$	3,625.0	$	29.2	$	3,654.2	$	3,742.6	$	32.0	$	3,774.6	$	3,524.2	$	26.7	$	3,550.9