Income Taxes Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Operating Loss Carryforwards [Line Items]
Expected tax expense (benefit)	$ (15,379)	$ (9,892)
Valuation allowance	12,638	5,885
Impact of tax law changes on valuation allowance	0	(1,692)
State income taxes	614	972
GILTI tax	1,579	634
Incentive stock options	595	757
Nondeductible compensation expense for tax purposes	1,684	114
Restructuring costs	1,388	0
Other nondeductible expenses for tax purposes	575	715
Other, net	51	273
Income tax expense (benefit)	(9,329)	1,908
Foreign Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Reversal of valuation allowance on foreign operations	(14,756)	0
Foreign currency translation loss	742	1,038
Net tax benefits and nondeductible expenses in foreign jurisdictions	$ 940	$ 3,104