GOODWILL AND OTHER INTANGIBLE ASSETS

3 Months Ended

Mar. 31, 2021

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, 2021 were as follows:

	Retail		Group and Specialty		Healthcare Services		Total
	(in millions)
Balance at January 1, 2020	$	1,535	$	261	$	2,651	$	4,447
Acquisitions	112		—		43		155
Balance at March 31, 2021	$	1,647	$	261	$	2,694	$	4,602

    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, 2021 and December 31, 2020.

		March 31, 2021						December 31, 2020
	Weighted Average Life	Cost		Accumulated Amortization		Net		Cost		Accumulated Amortization		Net
		($ in millions)
Other intangible assets:
Customer contracts/     relationships	9.4 years	$	873	$	584	$	289	$	849	$	572	$	277
Trade names and     technology	6.9 years	124		90		34		122		89		33
Provider contracts	11.8 years	69		52		17		69		50		19
Noncompetes and     other	7.1 years	32		29		3		29		29		—
Total other intangible     assets	9.2 years	$	1,098	$	755	$	343	$	1,069	$	740	$	329

    For the three months ended March 31, 2021 and 2020, amortization expense for other intangible assets was approximately $15 million and $21 million, respectively. The following table presents our estimate of amortization expense remaining for 2021 and each of the five next succeeding years:

	(in millions)
For the years ending December 31,
2021	$	46
2022	59
2023	45
2024	38
2025	38
2026	26