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GOODWILL AND OTHER INTANGIBLE ASSETS
 3 Months Ended
Mar. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
GOODWILL AND OTHER INTANGIBLE ASSETS GOODWILL AND OTHER INTANGIBLE ASSETS
Changes in the carrying amount of goodwill for our reportable segments for the three months ended March 31, 2024 were as follows:
InsuranceCenterWellTotal
 (in millions)
Balance at January 1, 2024$2,663 $6,887 $9,550 
Acquisitions— 13 13 
Balance at March 31, 2024$2,663 $6,900 $9,563 
The following table presents details of our other intangible assets included in other long-term assets in the accompanying condensed consolidated balance sheets at March 31, 2024 and December 31, 2023:
 March 31, 2024December 31, 2023
Weighted
Average
Life		CostAccumulated
Amortization		NetCostAccumulated
Amortization		Net
 ($ in millions)
Other intangible assets:
Certificates of needIndefinite$1,092 $— $1,092 $1,092 $— $1,092 
Medicare licensesIndefinite288 — 288 288 — 288 
Customer contracts/
    relationships		9.4 years956 728 228 956 718 238 
Trade names and
    technology		6.7 years139 111 28 139 109 30 
Provider contracts11.9 years67 63 4 67 62 5 
Noncompetes and
    other		8.4 years85 46 39 84 44 40 
Total other intangible
    assets		9.2 years$2,627 $948 $1,679 $2,626 $933 $1,693 
    For the three months ended March 31, 2024 and 2023, amortization expense for other intangible assets was approximately $16 million and $18 million, respectively. The following table presents our estimate of amortization expense remaining for 2024 and each of the next five succeeding years at March 31, 2024:
 (in millions)
For the years ending December 31,
2024$44 
202558 
202643 
202733 
202829 
202927 
For additional information regarding our goodwill and intangible assets, refer to Note 2 to the audited Consolidated Financial Statements included in Part II, Item 8, "Financial Statements and Supplementary Data" in our 2023 Form 10-K.