Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Components Of Long-Term Debt) (Details)

v3.20.2
Long-Term Debt (Components Of Long-Term Debt) (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2020
Apr. 30, 2020
Dec. 31, 2019
Line Of Credit Facility And Long Term Debt [Line Items]      
Total carrying amount of long-term debt $ 41,062   $ 22,670
Less current portion (4,000)    
Long-term debt, net 37,062   22,670
Term Loan Facility [Member]      
Line Of Credit Facility And Long Term Debt [Line Items]      
Term note 19,000 $ 20,000  
Quarterly payment $ 1,000    
Interest rate during the year 1.6875%    
Revolving Credit Facility [Member]      
Line Of Credit Facility And Long Term Debt [Line Items]      
Credit facility $ 21,066   $ 22,670
Credit facility current borrowing capacity $ 60,000    
Credit facility, Interest rate at end of period 1.6875%   3.3125%
Foreign Credit Facility [Member]      
Line Of Credit Facility And Long Term Debt [Line Items]      
Credit facility $ 996    
Credit facility, Interest rate at end of period 1.3387%