Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Tax Contingency [Line Items]
U.S. tax (benefit) on foreign earnings	$ 5,316	$ 26,013	$ 0
Taxes Payable for the transition tax on foreign unremitted earnings	$ 30,857
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate	21.00%
Unrecognized Tax Benefits	$ 62,203	52,986	35,879	$ 24,361
Unrecognized Tax Benefits, Interest on Income Taxes Expense	1,862	1,469	945
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	8,100	5,639
Undistributed Earnings of Foreign Subsidiaries	1,600,000
Income Taxes Paid, Net	160,143	188,601	$ 226,422
International [Member]
Income Tax Contingency [Line Items]
Tax Credit Carryforward, Amount	350,067
Tax Credit Carryforward, Subject to Expiration	26,210
Tax Credit Carryforward, No Expiration	323,857
Tax Credit Carryforward, Deferred Tax Asset	80,768
Other Tax Carryforward, Valuation Allowance	9,111
Distributed Earnings [Member]
Income Tax Contingency [Line Items]
Foreign Earnings Repatriated	349,000	761,000
Undistributed Earnings [Member]
Income Tax Contingency [Line Items]
Foreign Earnings Repatriated	2,400,000
Tax expense related to federal GILTI tax [Member]
Income Tax Contingency [Line Items]
U.S. tax (benefit) on foreign earnings	$ 233	$ 31,042