Acquisition, Goodwill and Acquisition-Related Intangible Assets - Finite-Lived Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Business Acquisition [Line Items]
Gross Carrying Amount	$ 184,360	$ 165,360
Accumulated Amortization	(79,116)	(71,805)
Net Carrying Amount	$ 105,244	$ 93,555
Weighted Average Remaining Useful Life (In Years)	4 years 9 months 18 days	4 years 7 months 6 days
Developed technology
Business Acquisition [Line Items]
Gross Carrying Amount	$ 135,530	$ 124,730
Accumulated Amortization	(59,384)	(53,663)
Net Carrying Amount	$ 76,146	$ 71,067
Weighted Average Remaining Useful Life (In Years)	4 years 8 months 12 days	4 years 6 months
Customer relationships
Business Acquisition [Line Items]
Gross Carrying Amount	$ 32,920	$ 25,920
Accumulated Amortization	(8,966)	(7,899)
Net Carrying Amount	$ 23,954	$ 18,021
Weighted Average Remaining Useful Life (In Years)	5 years 6 months	5 years 2 months 12 days
Trade name
Business Acquisition [Line Items]
Gross Carrying Amount	$ 10,190	$ 8,990
Accumulated Amortization	(5,046)	(4,693)
Net Carrying Amount	$ 5,144	$ 4,297
Weighted Average Remaining Useful Life (In Years)	3 years 4 months 24 days	3 years 9 months 18 days
Others
Business Acquisition [Line Items]
Gross Carrying Amount	$ 5,720	$ 5,720
Accumulated Amortization	(5,720)	(5,550)
Net Carrying Amount	$ 0	$ 170
Weighted Average Remaining Useful Life (In Years)	0 years	1 month 6 days