Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2021

Accounting Policies [Abstract]

Schedule of Property and Equipment

Property and equipment consisted of the following:

	December 31,
	2021		2020
	(In thousands)
Buildings	$	68,663	$	76,152
Computer equipment	194,317		209,605
Software	431,237		467,553
Equipment and furniture	65,113		88,019
Leasehold improvements	161,425		201,645
	920,755		1,042,974
Less: accumulated depreciation and amortization	(733,130)		(861,933)
Assets under construction	15,044		11,001
Land	16,362		16,769
Total	$	219,031	$	208,811

Schedule of Changes in Goodwill

The following table presents the change in goodwill during 2021 and 2020 (in thousands):

	Balance at January 1, 2021		Additions			Other		Balance at December 31, 2021		Balance at January 1, 2020		Additions		Other		Balance at December 31, 2020
Goodwill	$	1,798,408	$	1,602,384	(1)	$	—	$	3,400,792	$	1,798,408	$	—	$	—	$	1,798,408

(1)Amounts relate to the Wrike acquisition. See Note 6 for more information.

Schedule of Intangible Assets

Intangible assets consist of the following (in thousands):

	December 31, 2021
	Gross Carrying Amount		Accumulated Amortization		Weighted-Average Life (Years)
Product related intangible assets	$	1,049,406	$	704,190	6.09
Other	664,791		249,714		6.57
Total	$	1,714,197	$	953,904	6.28

	December 31, 2020
	Gross Carrying Amount		Accumulated Amortization		Weighted-Average Life (Years)
Product related intangible assets	$	742,949	$	665,798	6.06
Other	187,791		183,451		6.22
Total	$	930,740	$	849,249	6.09

Schedule of Estimated Future Annual Amortization Expense of Intangible Assets

Estimated future amortization expense of intangible assets with finite lives as of December 31, 2021 is as follows (in thousands): 

Year ending December 31,
2022	$	147,166
2023	138,618
2024	130,755
2025	128,270
2026	126,699
Thereafter	88,785
Total	$	760,293