Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Narrative) (Details)

v3.20.1
Long-Term Debt (Narrative) (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Revolving Credit Facility [Member]    
Line Of Credit Facility And Long Term Debt [Line Items]    
Line of credit facility, amount outstanding $ 32,063 $ 22,670
Credit facility current borrowing capacity $ 60,000  
JPMorgan Chase Bank Credit Agreement [Member]    
Line Of Credit Facility And Long Term Debt [Line Items]    
Credit facility, Interest rate 2.4375% 3.3125%