|9 Months Ended|
Sep. 30, 2021
(7) Intangible Assets
Changes in the carrying amount of goodwill are as follows:
Intangible Assets Subject to Amortization
Amortization expense for intangible assets with finite useful lives was $205 million and $214 million for the three months ended September 30, 2021 and 2020, respectively, and $606 million and $609 million for the nine months ended September 30, 2021 and 2020, respectively. Based on its amortizable intangible assets as of September 30, 2021, Liberty expects that amortization expense will be as follows for the next five years (amounts in millions):
The entire disclosure for goodwill and intangible assets.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef