XML 52 R38.htm IDEA: XBRL DOCUMENT v3.19.2
Note 11 - Segment Reporting - Segment Information (Details) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Assets $ 49,315,904 $ 58,356,000 $ 49,315,904 $ 58,356,000 $ 52,514,562
Revenue 4,918,118 6,435,278 8,395,378 15,589,111  
Operating income/(loss) (1,543,220) (1,379,613) (4,108,436) (469,045)  
Pretax income/(loss) (1,627,427) (1,469,578) (4,260,373) (663,404)  
Intersegment Eliminations [Member]          
Assets [1] (9,000) (9,000) (9,000) (9,000)  
Revenue [1] (409,000) (402,000) (466,000) (586,000)  
Operating income/(loss) [1] (900,000) (655,000) (1,904,000) (1,299,000)  
Pretax income/(loss) [1] (900,000) (745,000) (1,904,000) (1,493,000)  
CVD [Member] | Operating Segments [Member]          
Assets 37,016,000 37,403,000 37,016,000 37,403,000  
Revenue 3,194,000 5,635,000 5,213,000 12,341,000  
Operating income/(loss) (1,021,000) 145,000 (2,558,000) 1,482,000  
Pretax income/(loss) (1,013,000) 145,000 (2,522,000) 1,482,000  
SDC [Member] | Operating Segments [Member]          
Assets 5,581,000 3,481,000 5,581,000 3,481,000  
Revenue 1,591,000 844,000 2,678,000 3,104,000  
Operating income/(loss) 508,000 (243,000) 682,000 488,000  
Pretax income/(loss) 515,000 (243,000) 691,000 488,000  
Materials [Member] | Operating Segments [Member]          
Assets 6,728,000 17,481,000 6,728,000 17,481,000  
Revenue 542,000 358,000 970,000 730,000  
Operating income/(loss) (130,000) (627,000) (328,000) (1,140,000)  
Pretax income/(loss) $ (229,000) $ (627,000) $ (525,000) $ (1,140,000)  
[1] All elimination entries represent intersegment revenues eliminated in consolidation for external financial reporting.