Schedule VI. Supplemental Information (Notes)

12 Months Ended

Dec. 31, 2021

SEC Schedule, 12-18, Supplemental Information, Property-Casualty Insurance Underwriters [Line Items]

SEC Schedule, 12-18, Supplemental Information, Property-Casualty Insurance Underwriters [Text Block]

Schedule VI. Supplemental Information Concerning Property - Casualty Insurance Operations
Employers Holdings, Inc. and Subsidiaries
Consolidated Supplemental Information Concerning Property and Casualty Insurance Operations
Year Ended	Deferred Policy Acquisition Costs		Reserves For Unpaid Losses And LAE		Unearned Premiums		Net Premiums Earned		Net Investment Income		Losses and LAE Related to Current Years		Losses and LAE Related to Prior Years (including LPT Amortization and Adj)		Amortization of Deferred Policy Acquisition Costs		Paid Losses And LAE (including LPT Amortization and Adj)		Net Premiums Written
(in millions)
Employers Segment
2021	$	43.7	$	1,938.0	$	303.9	$	573.7	$	69.3	$	366.0	$	(39.8)	$	92.2	$	394.8	$	581.6
2020	43.2		2,024.5		298.9		615.1		72.1		395.8		(81.6)		97.5		402.2		574.6
2019	47.9		2,145.2		337.0		695.8		84.1		456.1		(77.5)		107.7		421.8		691.4
Cerity Segment
2021	$	—	$	0.6	$	0.8	$	0.7	$	2.8	$	0.5	$	—	$	—	$	—	$	1.5
2020	—		0.1		0.2		0.2		3.1		$	0.1	$	—	$	—	$	—	0.3
2019	—		—		0.1		—		0.3		—		—		—		—		0.1
Corporate & Other
2021	$	—	$	42.6	$	—	$	—	$	0.6	$	—	$	(11.5)	$	—	$	(11.5)	$	—
2020	—		44.8		—		—		1.1		—		(11.9)		—		(11.9)		—
2019	—		47.6		—		—		3.7		—		(12.7)		—		(12.7)		—