Income Taxes, Reconciliation of Statutory to Effective Tax Rate (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Effective income tax rate, continuing operations, tax rate reconciliation [Abstract]
Income taxes at statutory rate	21.00%	21.00%	35.00%
Indefinite reinvestment	0.00%	(2.73%)	2.75%
Excess tax benefit from equity award	0.02%	(1.41%)	(2.38%)
Non-U.S. income taxed at different rates	3.09%	7.37%	0.00%
Foreign withholding taxes	4.10%	7.68%	0.00%
Change in reserve for uncertain tax positions	1.07%	3.68%	0.00%
Non-deductible expenses	0.00%	0.00%	0.17%
Controlled foreign corporation losses	0.00%	0.00%	(0.13%)
Valuation allowance recognized foreign tax credit & others	2.56%	5.54%	19.59%
Write-off outside basis DTL	0.00%	0.00%	(2.89%)
Revaluation of deferred taxes	0.00%	1.61%	(1.28%)
Foreign-Derived Intangible Income (FDII)	(0.70%)	0.00%	0.00%
Other	0.85%	1.77%	0.43%
Effective income tax rate, continuing operations	31.99%	44.51%	51.26%
Cumulative amount of undistributed earnings of non-U.S. subsidiaries	$ 60.0
Incremental taxes if undistributed earnings on non-U.S. subsidiaries were repatriated	$ 6.0