Income Taxes (Open Tax Years By Major Jurisdictions) (Details)	12 Months Ended
	Dec. 31, 2021
Minimum | United States
Income Tax Contingency [Line Items]
Open tax year	2017
Minimum | Germany
Income Tax Contingency [Line Items]
Open tax year	2017
Minimum | Russia
Income Tax Contingency [Line Items]
Open tax year	2017
Maximum | United States
Income Tax Contingency [Line Items]
Open tax year	2021
Maximum | Germany
Income Tax Contingency [Line Items]
Open tax year	2021
Maximum | Russia
Income Tax Contingency [Line Items]
Open tax year	2021