XML 39 R27.htm IDEA: XBRL DOCUMENT v3.8.0.1
Patents and Other Intangible Assets (Details 1) - Patents [Member]
Mar. 31, 2018
USD ($)
Finite-Lived Intangible Assets [Line Items]  
2018 $ 177,000
2019 215,000
2020 129,000
2021 54,000
2022 23,000
Thereafter 19,000
Finite-Lived Intangible Assets, Net $ 617,000