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Restructuring Costs | 12 Months Ended
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Dec. 31, 2023
Restructuring and Related Activities [Abstract] |
Restructuring Costs | Restructuring Costs In the fourth quarter of 2022, the Company initiated activities focused on workforce actions, rationalization of technology and functional services, and reductions in real estate. The Company anticipates total charges related to these activities to be approximately $475 million. Through December 31, 2023, the Company has incurred $441 million of restructuring costs, primarily related to severance and lease exit charges, of which $222 million were incurred in 2023. Any remaining costs are expected to be incurred by the end of 2024. The Company continues to refine its detailed plans for each business and location, which may change the expected timing, estimates of expected costs and related savings. Restructuring activities also include charges related to improving the Company's global information technology function and improving efficiencies and client services related to the Marsh operational excellence program. In 2022, costs also included charges related to the remaining JLT integration, including additional lease related exit charges of $89 million in the Risk and Insurance services segments for a legacy JLT U.K. location. The Company incurred costs related to these initiatives as follows:
For the Years Ended December 31, (In millions) |  | 2023 |  | 2022
Risk and Insurance Services |  | $ | 177 |  |  | $ | 254 |
Consulting |  | 62 |  |  | 77 |
Corporate |  | 62 |  |  | 96 |
Total |  | $ | 301 |  |  | $ | 427 |
Details of the restructuring activity from January 1, 2022 through December 31, 2023, are as follows:
(In millions) |  | Severance |  | Real Estate Related Costs (a) |  | Information Technology |  | Consulting and Other Outside Services |  | Total
Liability at January 1, 2022 |  | $ | 35 |  |  | $ | 34 |  |  | $ | — |  |  | $ | — |  |  | $ | 69 |
2022 charges |  | 111 |  |  | 195 |  |  | 15 |  |  | 106 |  |  | 427 |
Cash payments |  | (58) |  |  | (25) |  |  | (6) |  |  | (104) |  |  | (193) |
Non-cash charges |  | — |  |  | (148) |  |  | (9) |  |  | — |  |  | (157) |
Liability at December 31, 2022 |  | $ | 88 |  |  | $ | 56 |  |  | $ | — |  |  | $ | 2 |  |  | $ | 146 |
2023 charges |  | 148 |  |  | 96 |  |  | 15 |  |  | 42 |  |  | 301 |
Cash payments |  | (147) |  |  | (69) |  |  | (13) |  |  | (42) |  |  | (271) |
Non-cash charges |  | — |  |  | (44) |  |  | (2) |  |  | — |  |  | (46) |
Liability at December 31, 2023 |  | $ | 89 |  |  | $ | 39 |  |  | $ | — |  |  | $ | 2 |  |  | $ | 130 |
(a)Includes ROU and fixed asset impairments and other related costs. The expenses associated with these initiatives are included in compensation and benefits and other operating expenses in the consolidated statements of income. The liabilities associated with these initiatives are classified on the consolidated balance sheets as accounts payable and accrued liabilities, other liabilities or accrued compensation and employee benefits, depending on the nature of the items.

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- Definition The entire disclosure for restructuring and related activities. Description of restructuring activities such as exit and disposal activities, include facts and circumstances leading to the plan, the expected plan completion date, the major types of costs associated with the plan activities, total expected costs, the accrual balance at the end of the period, and the periods over which the remaining accrual will be settled. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482017/420-10-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482017/420-10-50-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//420/tableOfContent Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482017/420-10-50-1 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 420 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(e)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479823/420-10-S99-2 + Details
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