The gross carrying amounts and cumulative impairments of goodwill were as follows ($ in millions):


	August 3, 2019				February 2, 2019				August 4, 2018
	Gross Carrying ‎Amount		Cumulative ‎Impairment		Gross Carrying ‎Amount		Cumulative ‎Impairment		Gross Carrying ‎Amount		Cumulative ‎Impairment
Goodwill	$	1,640	$	(675)	$	1,590	$	(675)	$	1,100	$	(675)

We have indefinite-lived intangible assets primarily related to our Pacific Sales tradename which are recorded within Other assets on our Condensed Consolidated Balance Sheets. The carrying value of indefinite-lived intangible assets was $18 million as of August 3, 2019, February 2, 2019, and August 4, 2018.

We have definite-lived intangible assets related to GreatCall and CST which are recorded within Other assets on our Condensed Consolidated Balance Sheets. Balances of our definite-lived intangible assets were as follows ($ in millions). We had no definite-lived intangible assets as of August 4, 2018.


	August 3, 2019				February 2, 2019				Weighted-Average Useful
	Gross Carrying ‎Amount		Accumulated ‎Amortization		Gross Carrying ‎Amount		Accumulated ‎Amortization		Life Remaining as of ‎August 3, 2019 (in years)
Customer relationships	$	341	$	42	$	258	$	16		7.4
Tradename		63		7		63		3		7.2
Developed technology		52		9		52		4		4.2
Total	$	456	$	58	$	373	$	23		7.0

We recorded $18 million and $35 million of aggregate amortization expense related to definite-lived intangible assets during the three and six months ended August 3, 2019, respectively, and $0 million for both the three and six months ended August 4, 2018. Amortization expense expected to be recognized in future periods is as follows ($ in millions):


	Amortization ‎Expense
Remainder of fiscal 2020	$	37
Fiscal 2021		73
Fiscal 2022		73
Fiscal 2023		73
Fiscal 2024		54
Fiscal 2025		16
Thereafter		72