Goodwill and Other Intangible Assets

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

The changes in the net carrying amount of goodwill for the years ended December 31, are as follows:


	2021		2020
Balance as of January 1,	$	618,440	$	618,042



Goodwill adjustment resulting from business combinations	—		(1,009)

Foreign currency translation	(912)		1,407

Balance as of December 31,	$	617,528	$	618,440

Total accumulated goodwill impairment losses aggregated $107.0 million at December 31, 2021 and 2020, respectively. During 2019, the Company acquired a distributor and in 2020 recorded a measurement period adjustment related to the acquired distributor.

Other intangible assets consist of the following:


	December 31, 2021					December 31, 2020
	Weighted Average Amortization Period (Years)	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Intangible assets with definite lives:	22

Customer and distributor relationships	24	$	342,452	$	(152,934)	$	342,639	$	(134,555)

Sales representation, marketing and promotional rights	25	149,376		(60,000)		149,376		(54,000)

Patents and other intangible assets	16	76,392		(50,890)		73,516		(48,882)

Developed technology	16	106,604		(26,495)		106,604		(19,705)

Intangible assets with indefinite lives:

Trademarks and tradenames		86,544		—		86,544		—

		$	761,368	$	(290,319)	$	758,679	$	(257,142)

Amortization expense related to intangible assets which are subject to amortization totaled $33.3 million, $34.2 million and $32.3 million for the years ending December 31, 2021, 2020 and 2019, respectively, and is included as a reduction of revenue (for amortization related to our sales representation, marketing and promotional rights) and in selling and administrative expense (for all other intangible assets) in the consolidated statements of comprehensive income.

The estimated amortization expense related to intangible assets at December 31, 2021 and for each of the five succeeding years is as follows:


	Amortization included in expense		Amortization recorded as a reduction of revenue		Total
2022	$	26,397	$	6,000	$	32,397
2023	25,665		6,000		31,665
2024	24,947		6,000		30,947
2025	25,140		6,000		31,140
2026	24,651		6,000		30,651