• Filing Date: 2017-02-21
  • Form Type: 10-Q
  • Description: Quarterly report
v3.6.0.2
Note 5 - Segment Information - Summary of Segment Information (Details) - USD ($)
3 Months Ended 9 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Mar. 31, 2016
Revenue from external customers $ 1,156,512 $ 1,045,388 $ 3,914,281 $ 3,354,197  
Segment operating income (loss) (39,910) 237,570 909,597 324,199  
Total assets 4,414,426   4,414,426   $ 3,422,546
Chemical [Member]          
Revenue from external customers 288,083 372,652 942,931 1,123,668  
Segment operating income (loss) 27,225 113,469 128,440 172,602  
Total assets 1,059,462   1,059,462   1,070,944
Electronics [Member]          
Revenue from external customers 410,784 208,040 1,347,857 585,643  
Segment operating income (loss) (9,545) (12,891) 369,414 (59,445)  
Total assets 1,191,895   1,191,895   644,189
Engineering [Member]          
Revenue from external customers 457,645 464,696 1,623,493 1,644,886  
Segment operating income (loss) (57,590) $ 136,992 411,743 $ 211,042  
Total assets $ 2,163,069   $ 2,163,069   $ 1,707,413