Cash, Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash	$ 6,055,111	$ 8,238,870	$ 5,043,786	$ 3,812,041
Cash
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash	4,130,774	3,364,927
Level 1 securities | Money market funds
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash	1,924,337	4,573,943
Level 2 securities | Foreign Time Deposits
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash	300,000	300,000
Cash and cash equivalents
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash	6,027,804	8,205,550
Cash and cash equivalents | Cash
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash	4,103,613	3,331,860
Cash and cash equivalents | Level 1 securities | Money market funds
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash	1,924,191	4,573,690
Cash and cash equivalents | Level 2 securities | Foreign Time Deposits
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash		300,000
Other Current Assets
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash	3,189	1,783
Other Current Assets | Cash
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash	3,189	1,783
Other Current Assets | Level 1 securities | Money market funds
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash	0	0
Other Current Assets | Level 2 securities | Foreign Time Deposits
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash		0
Non-current Assets
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash	24,118	31,537
Non-current Assets | Cash
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash	23,972	31,284
Non-current Assets | Level 1 securities | Money market funds
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash	$ 146	253
Non-current Assets | Level 2 securities | Foreign Time Deposits
Cash and Cash Equivalents [Line Items]
Cash, cash equivalents and restricted cash		$ 0