Quarterly report pursuant to Section 13 or 15(d)

Debt (Schedule of Interest Information) (Details)

v3.19.2
Debt (Schedule of Interest Information) (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Debt Instrument [Line Items]        
Interest expense related to debt, including commitment fees   $ (84,000)   $ (257,000)
Deferred finance costs amortization   (131,000)   (191,000)
Interest income $ 201,000 22,000 $ 388,000 31,000
Other interest not related to debt   163,000   33,000
Interest income (expense), net 201,000 $ (30,000) 388,000 $ (384,000)
Debt $ 0   $ 0  
Various Debt Instruments [Member]        
Debt Instrument [Line Items]        
Average effective interest rate, excluding commitment fees 0.00% 8.21% 0.00% 7.09%