Income Taxes (Rate Reconciliation) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Income Tax Disclosure [Abstract]
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount	$ (577)	$ (469)
Federal Statutory Income Tax Rate	21.00%	21.00%
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount	$ (152)	$ (550)
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent	5.50%	24.60%
Effective Income Tax Rate Reconciliation, Tax Exempt Income, Amount	$ (30)	$ (40)
Effective Income Tax Rate Reconciliation, Tax Exempt Income, Percent	1.10%	1.80%
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount	$ 655	$ 617
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent	(23.80%)	(27.60%)
Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Amount	$ 0	$ (5)
Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Percent	0.00%	0.20%
Unrecognized Tax Benefits, Income Tax Penalties Expense	$ 603	$ 1,015
Effective Income Tax Rate Reconciliation, Tax Contingency, Domestic, Percent	(21.90%)	(45.40%)
Subpart F Income	$ 392	$ 675
Subpart F Income, Percent	(14.30%)	(30.20%)
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Officer Compensation	$ (73)	$ 0
Effective Income Tax Rate Reconciliation, Nondeductible Expense Officer Compensation, Percent	2.70%	0.00%
Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount	$ 7	$ 106
Effective Income Tax Rate Reconciliation,Other Reconciling Items, Percent	(0.30%)	(4.70%)
Income tax expense (benefit)	$ 825	$ 1,349
Effective Income Tax Rate	(30.00%)	(60.30%)