Goodwill and Long-lived Assets

3 Months Ended

Mar. 31, 2022

Notes To Financial Statements [Abstract]

Goodwill and Intangible Assets

Goodwill and Intangible Assets

Goodwill

The change in the carrying value of goodwill for the three months ended March 31, 2022, categorized by reportable segments, is as follows (in thousands):

	Clear Aligner		Systems and Services		Total
Balance as of December 31, 2021	$	112,208	$	306,339	$	418,547
Foreign currency translation adjustments	(642)		(5,940)		(6,582)
Balance as of March 31, 2022	$	111,566	$	300,399	$	411,965

Intangible Long-Lived Assets

Acquired intangible long-lived assets were as follows, excluding intangibles that were fully amortized (in thousands): 

	Weighted Average Amortization Period (in years)	Gross Carrying Amount as of March 31, 2022		Accumulated Amortization		Accumulated Impairment Loss		Net Carrying Value as of March 31, 2022
Existing technology	10	$	104,531	$	(25,068)	$	(4,328)	$	75,135
Customer relationships	11	55,000		(26,894)		(10,751)		17,355
Trademarks and tradenames	10	17,200		(5,006)		(4,179)		8,015
Patents	8	6,511		(4,693)		—		1,818
		$	183,242	$	(61,661)	$	(19,258)	102,323
Foreign currency translation adjustments								1,176
Total intangible assets, net								$	103,499

	Weighted Average Amortization Period (in years)	Gross Carrying Amount as of December 31, 2021		Accumulated Amortization		Accumulated Impairment Loss		Net Carrying Value as of December 31, 2021
Existing technology	10	$	104,531	$	(22,495)	$	(4,328)	$	77,708
Customer relationships	11	55,000		(25,891)		(10,751)		18,358
Trademarks and tradenames	10	17,200		(4,547)		(4,179)		8,474
Patents	8	6,511		(4,495)		—		2,016
		$	183,242	$	(57,428)	$	(19,258)	106,556
Foreign currency translation adjustments								3,153
Total intangible assets, net								$	109,709

The total estimated annual future amortization expense for these acquired intangible assets as of March 31, 2022 is as follows (in thousands):

Fiscal Year Ending December 31,	Amortization
Remainder of 2022	$	11,459
2023	14,997
2024	13,831
2025	13,455
2026	12,849
Thereafter	35,732
Total	$	102,323

Amortization expense for the three months ended March 31, 2022 and 2021 was $4.3 million and $3.9 million, respectively.