XML 38 R26.htm IDEA: XBRL DOCUMENT v3.6.0.2
Note 2 - Inventories (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Mar. 31, 2016
Inventory Valuation Reserves         $ 8,000
Non Inventoriable Fixed Costs $ 148,000 $ 21,000 $ 221,000 $ 149,000  
Inventory Abnormal Production Costs       $ 395,000