Income Taxes - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax Disclosure [Line Items]
Excess tax benefits included in income taxes	$ 58,700	$ 77,900	$ 75,500
Deferred tax assets	213,595	197,315
Valuation allowance	82,638	67,331
Unrecognized tax benefits	92,500	93,806	74,436	$ 48,835
Unrecognized tax benefits that would affect effective tax rate	44,700	28,500	$ 35,700
Accrued interest and penalties	100	200
Liability for interest and penalties	2,000	2,200
IP Rights
Income Tax Disclosure [Line Items]
Non-interest bearing note, amount		3,400,000
Deferred tax assets		429,100
Deferred tax liability		$ 343,300
Domestic Tax Authority
Income Tax Disclosure [Line Items]
Operating loss carryforwards	245,100
Domestic Tax Authority | Awake Security
Income Tax Disclosure [Line Items]
Tax credit carryforward	2,000
State and Local Jurisdiction
Income Tax Disclosure [Line Items]
Operating loss carryforwards	97,400
Tax credit carryforward	128,700
Foreign Tax Authority
Income Tax Disclosure [Line Items]
Operating loss carryforwards	12,800
Foreign Tax Authority | Research Tax Credit Carryforward
Income Tax Disclosure [Line Items]
Tax credit carryforward	$ 500