Reserve for Unpaid Losses and Loss Adjustment Expenses (Tables)

6 Months Ended

Jun. 30, 2023

Schedule of Liability for Unpaid Claims and Claims Adjustment Expense [Table Text Block]

Unfavorable (Favorable) Prior Accident Year Development

	For the six months ended June 30,
	2023		2022
Workers’ compensation	$	(113)	$	(85)
Workers’ compensation discount accretion	22		18
General liability	28		33
Marine	(1)		(3)
Package business	(8)		(24)
Commercial property	—		(21)
Professional liability	(3)		(9)
Bond	12		(4)
Assumed reinsurance	17		12
Automobile liability - Commercial Lines	6		12
Automobile liability - Personal Lines	—		(5)
Homeowners	1		—
Net asbestos and environmental ("A&E") reserves	—		—
Catastrophes	(44)		(30)
Uncollectible reinsurance	12		6
Other reserve re-estimates, net	32		6
Total prior accident year development	$	(39)	$	(94)

Group Benefits

Schedule of Liability for Unpaid Claims and Claims Adjustment Expense [Table Text Block]

Rollforward of Liabilities for Unpaid Losses and Loss Adjustment Expenses

	For the six months ended June 30,
	2023		2022
Beginning liabilities for unpaid losses and loss adjustment expenses, gross	$	8,160	$	8,210
Reinsurance recoverables	245		245
Beginning liabilities for unpaid losses and loss adjustment expenses, net	7,915		7,965
Provision for unpaid losses and loss adjustment expenses
Current incurral year	2,622		2,497
Prior year's discount accretion	103		107
Prior incurral year development [1]	(265)		(242)
Total provision for unpaid losses and loss adjustment expenses [2]	2,460		2,362
Payments
Current incurral year	(1,012)		(984)
Prior incurral years	(1,416)		(1,500)
Total payments	(2,428)		(2,484)
Ending liabilities for unpaid losses and loss adjustment expenses, net	7,947		7,843
Reinsurance recoverables	243		254
Ending liabilities for unpaid losses and loss adjustment expenses, gross	$	8,190	$	8,097

[1]Prior incurral year development represents the change in estimated ultimate incurred losses and loss adjustment expenses for prior incurral years on a discounted basis.

[2]Includes unallocated loss adjustment expenses ("ULAE") of $91 and $92 for the six months ended June 30, 2023 and 2022, respectively, that are recorded in insurance operating costs and other expenses in the Condensed Consolidated Statements of Operations

Property, Liability and Casualty Insurance Product Line

Schedule of Liability for Unpaid Claims and Claims Adjustment Expense [Table Text Block]

Rollforward of Liabilities for Unpaid Losses and Loss Adjustment Expenses

	For the six months ended June 30,
	2023		2022
Beginning liabilities for unpaid losses and loss adjustment expenses, gross	$	33,083	$	31,449
Reinsurance and other recoverables	6,465		6,081
Beginning liabilities for unpaid losses and loss adjustment expenses, net	26,618		25,368
Provision for unpaid losses and loss adjustment expenses
Current accident year	4,712		3,998
Prior accident year development	(39)		(94)
Total provision for unpaid losses and loss adjustment expenses	4,673		3,904
Payments
Current accident year	(997)		(840)
Prior accident years	(3,731)		(2,680)
Total payments	(4,728)		(3,520)
Foreign currency adjustment	18		(29)
Ending liabilities for unpaid losses and loss adjustment expenses, net	26,581		25,723
Reinsurance and other recoverables	6,448		6,212
Ending liabilities for unpaid losses and loss adjustment expenses, gross	$	33,029	$	31,935