Accelerating Aon United Program (Tables)

6 Months Ended

Jun. 30, 2024

Restructuring and Related Activities [Abstract]

Schedule of Restructuring Liabilities for the Program

The changes in the Company’s liabilities for the Program as of June 30, 2024 are as follows (in millions):

	Technology and other		Workforce optimization		Asset impairments		Total
Liability balance as of January 1, 2024	$	14	$	86	$	—	$	100
Charges	51		145		55		251
Cash payments	(29)		(69)		—		(98)
Foreign currency translation and other	—		(3)		—		(3)
Non-cash charges (1)	(27)		(10)		(55)		(92)
Liability balance as of June 30, 2024	$	9	$	149	$	—	$	158
Total costs incurred from inception to date	$	65	$	248	$	73	$	386

(1)During the three and six months ended June 30, 2024, the Company recognized $12 million and $20 million, respectively, of accelerated ROU asset amortization or impairments due to the Company’s decision to exit certain leased properties as a result of the AAU Program. The amounts are presented in Technology and other, where the corresponding liability is reflected within Other current liabilities and Non-current operating lease liabilities, which will ultimately be settled in cash.