Other Intangible Assets

12 Months Ended

Dec. 31, 2022

Intangible Assets, Gross (Excluding Goodwill) [Abstract]

Other Intangible Assets

Other Intangible Assets

Other intangible assets are presented in the following table.

December 31		2022				2021
(In millions)	Economic Useful Life	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Finite-lived intangible assets:
Trade name	8 years	$	6	$	6	$	7	$	7
Distribution channel	15 years	10		7		11		7
Total finite-lived intangible assets		16		13		18		14
Indefinite-lived intangible assets:
Syndicate capacity		42				47
Agency force		16				16
Insurance licenses		10				—
Total indefinite-lived intangible assets		68				63
Total other intangible assets		$	84	$	13	$	81	$	14

The Company's other intangible assets primarily relate to the purchase of Hardy and the recent acquisition of Inverin Insurance Company in the third quarter of 2022. The amortization of the finite-lived intangible assets is included in the Statement of Operations for the International segment. Amortization expense of $1 million was included in Other operating expenses for each of the years ended December 31, 2022, 2021 and 2020. The gross carrying amounts and accumulated amortization in the table above may change from period to period as a result of foreign currency translation. Estimated future annual amortization expense for other intangible assets is $1 million in each of the years 2023 through 2027.