Annual report pursuant to Section 13 and 15(d)

Income Taxes (Income Tax (Benefit) Expense By Jurisdiction) (Details)

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Income Taxes (Income Tax (Benefit) Expense By Jurisdiction) (Details) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Income Taxes [Abstract]    
Current year income taxes: Federal $ 3,000 $ (36,000)
Current year income taxes: State 134,000 56,000
Current year income taxes: Foreign 249,000 36,000
Current year income taxes 386,000 56,000
Deferred income taxes (benefit): Federal 19,000 (86,000)
Deferred income taxes (benefit): State   (5,000)
Deferred income taxes (benefit) 19,068 (91,134)
Income tax (benefit) expense $ 405,267 $ (34,503)