• Filing Date: 2019-02-19
  • Form Type: 10-Q
  • Description: Quarterly report
v3.10.0.1
Note 5 - Disaggregated Revenues and Segment Information - Net Revenue, Classified by Geography (Details) - USD ($)
3 Months Ended 9 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Net revenues $ 739,538 $ 1,021,042 $ 2,351,201 $ 3,098,536
Chemical [Member]        
Net revenues 281,431 432,802 1,068,299 1,051,915
Electronics [Member]        
Net revenues 181,779 123,685 430,486 960,442
Engineering [Member]        
Net revenues 276,328 464,555 852,416 1,086,179
UNITED STATES        
Net revenues 662,263 928,075 2,026,387 2,846,711
UNITED STATES | Chemical [Member]        
Net revenues 204,156 342,976 768,485 815,551
UNITED STATES | Electronics [Member]        
Net revenues 181,779 120,545 405,486 944,981
UNITED STATES | Engineering [Member]        
Net revenues 276,328 464,554 852,416 1,086,179
Non-US [Member]        
Net revenues 77,275 92,967 324,814 251,825
Non-US [Member] | Chemical [Member]        
Net revenues 77,275 89,827 299,814 236,364
Non-US [Member] | Electronics [Member]        
Net revenues 3,140 25,000 15,461
Non-US [Member] | Engineering [Member]        
Net revenues