Annual report pursuant to Section 13 and 15(d)

Income Taxes - Additional Information (Details)

v3.20.1
Income Taxes - Additional Information (Details) - USD ($)
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Income Taxes [Line Items]    
U.S. federal statutory tax rate 21.00% 24.00%
Accumulated interest related to unrecognized tax benefits $ 91,000 $ 4,000
Undistributed profits $ 1,093,000 $ 180,000
Open tax year 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019  
Solutions Infini    
Income Taxes [Line Items]    
Undistributed earnings and profits by foreign subsidiary $ 5,000,000  
Undistributed profits 0  
Expected tax expense due to undistributed earnings 757,000  
United States | Federal    
Income Taxes [Line Items]    
Net operating loss carryforwards 11,600,000  
Net operating loss carryforwards, subjects to expiration 5,400,000  
Net operating loss carryforwards, indefinite life $ 6,200,000  
United States | Federal | Minimum    
Income Taxes [Line Items]    
Net operating loss carryforwards expiration year 2026  
United States | Federal | Maximum    
Income Taxes [Line Items]    
Net operating loss carryforwards expiration year 2037  
United States | State    
Income Taxes [Line Items]    
Net operating loss carryforwards $ 11,700,000  
Net operating loss carryforwards, subjects to expiration 10,100,000  
Net operating loss carryforwards, indefinite life $ 1,600,000  
United States | State | Minimum    
Income Taxes [Line Items]    
Net operating loss carryforwards expiration year 2037  
United States | State | Maximum    
Income Taxes [Line Items]    
Net operating loss carryforwards expiration year 2039  
Switzerland    
Income Taxes [Line Items]    
Net operating loss carryforwards $ 1,600,000  
Switzerland | Minimum    
Income Taxes [Line Items]    
Net operating loss carryforwards expiration year 2023  
Switzerland | Maximum    
Income Taxes [Line Items]    
Net operating loss carryforwards expiration year 2026