Note 4 - Inventories |
3 Months Ended | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mar. 31, 2017 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Notes to Financial Statements | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Inventory Disclosure [Text Block] |
Inventories are valued at the lower of cost or current net realizable value. Cost is determined using the average cost method, which approximates cost determined by the first -in, first -out (“FIFO”) method. Finished product inventories at March 31, 2017 and December 31, 2016 are stated net of a reserve of $20,000 ,$99,060 for possible outdated material returns. |