Income Taxes (Rate Reconciliation) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Income Tax Disclosure [Abstract]
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount	$ (469)	$ 422
Federal Statutory Income Tax Rate	21.00%	21.00%
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount	$ (550)	$ 85
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent	24.60%	4.20%
Effective Income Tax Rate Reconciliation, Tax Exempt Income, Amount	$ (40)	$ 0
Effective Income Tax Rate Reconciliation, Tax Exempt Income, Percent	1.80%	0.00%
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount	$ 617	$ 3,319
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent	(27.60%)	165.30%
Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Amount	$ (5)	$ 0
Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Percent	0.20%	0.00%
Unrecognized Tax Benefits, Income Tax Penalties Expense	$ 1,015	$ 1,192
Effective Income Tax Rate Reconciliation, Tax Contingency, Domestic, Percent	(45.40%)	59.40%
Subpart F Income	$ 675	$ 711
Subpart F Income, Percent	(30.20%)	35.30%
Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount	$ 106	$ 81
Effective Income Tax Rate Reconciliation,Other Reconciling Items, Percent	(4.70%)	4.10%
Income tax expense (benefit)	$ 1,349	$ 5,810
Effective Income Tax Rate	(60.30%)	289.30%