Income Taxes - Deferred Tax Assets (Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred tax assets:
Intangible assets	$ 385,291	$ 392,053
Reserves and accruals not currently deductible	34,648	32,866
Deferred revenue	146,745	47,740
Tax credits	85,390	68,592
Lease financing obligation	17,845	22,080
Capitalized research and development expenses	28,012	28,009
Stock-based compensation	19,760	18,548
Net operating losses	21,284	23,998
Other	3,430	204
Gross deferred tax assets	742,405	634,090
Valuation allowance	(109,985)	(82,638)
Total deferred tax assets	632,420	551,452
Deferred tax liabilities:
US tax on foreign earnings	(302,746)	(317,970)
Right of use asset	(14,892)	(18,764)
Other	(1,561)	(1,123)
Total deferred tax liabilities	(319,199)	(337,857)
Net deferred tax assets	313,221	213,595
Deferred Tax Assets, Net of Valuation Allowance, Classification [Abstract]
Deferred tax assets, non-current	442,295	441,531
Deferred tax liabilities, non-current	(129,074)	(227,936)
Net deferred tax assets	$ 313,221	$ 213,595